diff --git a/app/Console/Tasks/OptimizeTableTask.php b/app/Console/Tasks/OptimizeTableTask.php
deleted file mode 100644
index 97f3e2ac..00000000
--- a/app/Console/Tasks/OptimizeTableTask.php
+++ /dev/null
@@ -1,139 +0,0 @@
-<?php
-/**
- * @copyright Copyright (c) 2021 深圳市酷瓜软件有限公司
- * @license https://opensource.org/licenses/GPL-2.0
- * @link https://www.koogua.com
- */
-
-namespace App\Console\Tasks;
-
-use App\Models\ImMessage as ImMessageModel;
-use App\Models\Learning as LearningModel;
-use App\Models\Task as TaskModel;
-use App\Models\UserSession as UserSessionModel;
-use App\Models\UserToken as UserTokenModel;
-
-class OptimizeTableTask extends Task
-{
-
-    public function mainAction()
-    {
-        $this->optimizeUserSessionTable();
-        $this->optimizeUserTokenTable();
-        $this->optimizeImMessageTable();
-        $this->optimizeLearningTable();
-        $this->optimizeTaskTable();
-    }
-
-    protected function optimizeUserSessionTable()
-    {
-        $sessionModel = new UserSessionModel();
-
-        $tableName = $sessionModel->getSource();
-
-        if (UserSessionModel::count() < 1000000) {
-            echo sprintf('no need to optimize table: %s', $tableName) . PHP_EOL;
-            return;
-        }
-
-        echo sprintf('------ start optimize table: %s ------', $tableName) . PHP_EOL;
-
-        $this->db->delete($tableName, 'expire_time < :expire_time', [
-            'expire_time' => strtotime('-3 days'),
-        ]);
-
-        $this->db->execute("OPTIMIZE TABLE {$tableName}");
-
-        echo sprintf('------ end optimize table: %s ------', $tableName) . PHP_EOL;
-    }
-
-    protected function optimizeUserTokenTable()
-    {
-        $tokenModel = new UserTokenModel();
-
-        $tableName = $tokenModel->getSource();
-
-        if (UserTokenModel::count() < 1000000) {
-            echo sprintf('no need to optimize table: %s', $tableName) . PHP_EOL;
-            return;
-        }
-
-        echo sprintf('------ start optimize table: %s ------', $tableName) . PHP_EOL;
-
-        $this->db->delete($tableName, 'expire_time < :expire_time', [
-            'expire_time' => strtotime('-3 days'),
-        ]);
-
-        $this->db->execute("OPTIMIZE TABLE {$tableName}");
-
-        echo sprintf('------ end optimize table: %s ------', $tableName) . PHP_EOL;
-    }
-
-    protected function optimizeImMessageTable()
-    {
-        $messageModel = new ImMessageModel();
-
-        $tableName = $messageModel->getSource();
-
-        if (ImMessageModel::count() < 1000000) {
-            echo sprintf('no need to optimize table: %s', $tableName) . PHP_EOL;
-            return;
-        }
-
-        echo sprintf('------ start optimize table: %s ------', $tableName) . PHP_EOL;
-
-        $this->db->delete($tableName, 'create_time < :create_time', [
-            'create_time' => strtotime('-6 months'),
-        ]);
-
-        $this->db->execute("OPTIMIZE TABLE {$tableName}");
-
-        echo sprintf('------ end optimize table: %s ------', $tableName) . PHP_EOL;
-    }
-
-    protected function optimizeLearningTable()
-    {
-        $learningModel = new LearningModel();
-
-        $tableName = $learningModel->getSource();
-
-        if (LearningModel::count() < 1000000) {
-            echo sprintf('no need to optimize table: %s', $tableName) . PHP_EOL;
-            return;
-        }
-
-        echo sprintf('------ start optimize table: %s ------', $tableName) . PHP_EOL;
-
-        $this->db->delete($tableName, 'create_time < :create_time', [
-            'create_time' => strtotime('-6 months'),
-        ]);
-
-        $this->db->execute("OPTIMIZE TABLE {$tableName}");
-
-        echo sprintf('------ end optimize table: %s ------', $tableName) . PHP_EOL;
-    }
-
-    protected function optimizeTaskTable()
-    {
-        $taskModel = new TaskModel();
-
-        $tableName = $taskModel->getSource();
-
-        if (TaskModel::count() < 1000000) {
-            echo sprintf('no need to optimize table: %s', $tableName) . PHP_EOL;
-            return;
-        }
-
-        echo sprintf('------ start optimize table: %s ------', $tableName) . PHP_EOL;
-
-        $this->db->delete($tableName, 'create_time < :create_time AND status > :status', [
-            'create_time' => strtotime('-6 months'),
-            'status' => TaskModel::STATUS_PENDING,
-        ]);
-
-        $this->db->execute("OPTIMIZE TABLE {$tableName}");
-
-        echo sprintf('------ end optimize table: %s ------', $tableName) . PHP_EOL;
-    }
-
-}
\ No newline at end of file
diff --git a/app/Library/CsrfToken.php b/app/Library/CsrfToken.php
index 323a4175..e5ba0e95 100644
--- a/app/Library/CsrfToken.php
+++ b/app/Library/CsrfToken.php
@@ -7,6 +7,7 @@
 
 namespace App\Library;
 
+use Phalcon\Config;
 use Phalcon\Crypt;
 use Phalcon\Di;
 use Phalcon\Text;
@@ -19,7 +20,7 @@ class CsrfToken
      */
     protected $crypt;
 
-    protected $lifetime = 600;
+    protected $lifetime = 86400;
 
     protected $delimiter = '@@';
 
@@ -33,7 +34,7 @@ class CsrfToken
     public function getToken()
     {
         $content = [
-            time() + $this->lifetime,
+            $this->getExpiredTime(),
             $this->fixed,
             Text::random(8),
         ];
@@ -62,4 +63,16 @@ class CsrfToken
         return true;
     }
 
+    protected function getExpiredTime()
+    {
+        /**
+         * @var $config Config
+         */
+        $config = Di::getDefault()->getShared('config');
+
+        $lifetime = $config->path('csrf_token.lifetime') ?: $this->lifetime;
+
+        return $lifetime + time();
+    }
+
 }
\ No newline at end of file
diff --git a/config/config.default.php b/config/config.default.php
index 924f027d..41836295 100644
--- a/config/config.default.php
+++ b/config/config.default.php
@@ -117,6 +117,11 @@ $config['metadata']['lifetime'] = 7 * 86400;
  */
 $config['annotation']['lifetime'] = 7 * 86400;
 
+/**
+ * CsrfToken有效期（秒）
+ */
+$config['csrf_token']['lifetime'] = 86400;
+
 /**
  * 允许跨域
  */
diff --git a/scheduler.php b/scheduler.php
index 70217971..6ff34493 100644
--- a/scheduler.php
+++ b/scheduler.php
@@ -99,7 +99,4 @@ $scheduler->php($script, $bin, ['--task' => 'sitemap', '--action' => 'main'])
 $scheduler->php($script, $bin, ['--task' => 'teacher_live_notice', '--action' => 'provide'])
     ->daily(4, 7);
 
-$scheduler->php($script, $bin, ['--task' => 'optimize_table', '--action' => 'main'])
-    ->weekly(6, 5, 3);
-
 $scheduler->run();