diff --git a/app/Jobs/TrafficFetchJob.php b/app/Jobs/TrafficFetchJob.php
index 96af6fa9..0da5f375 100644
--- a/app/Jobs/TrafficFetchJob.php
+++ b/app/Jobs/TrafficFetchJob.php
@@ -9,6 +9,7 @@ use Illuminate\Contracts\Queue\ShouldQueue;
 use Illuminate\Foundation\Bus\Dispatchable;
 use Illuminate\Queue\InteractsWithQueue;
 use Illuminate\Queue\SerializesModels;
+use Illuminate\Support\Facades\DB;
 
 class TrafficFetchJob implements ShouldQueue
 {
@@ -44,13 +45,18 @@ class TrafficFetchJob implements ShouldQueue
      */
     public function handle()
     {
-        $user = User::lockForUpdate()->find($this->userId);
+        $user = User::find($this->userId);
         if (!$user) return;
-        $user->t = time();
-        $user->u = $user->u + $this->u;
-        $user->d = $user->d + $this->d;
-        if (!$user->save()) throw new \Exception('流量更新失败');
+        try {
+            $user->update([
+                't' => time(),
+                'u' => DB::raw("u+{$this->u}"),
+                'd' => DB::raw("d+{$this->d}")
+            ]);
+        } catch (\Exception $e) {
+            throw new \Exception('流量更新失败');
+        }
         $mailService = new MailService();
-        $mailService->remindTraffic($user);
+        $mailService->remindTraffic($user->first());
     }
 }
diff --git a/app/Models/User.php b/app/Models/User.php
index 01c3eb51..219c9efc 100755
--- a/app/Models/User.php
+++ b/app/Models/User.php
@@ -13,4 +13,9 @@ class User extends Model
         'created_at' => 'timestamp',
         'updated_at' => 'timestamp'
     ];
+    protected $fillable = [
+        'u',
+        'd',
+        't'
+    ];
 }