public static function findIdentityByAccessToken($token)
 {
     $token = OauthAccessTokens::getActiveToken($token);
     $userClass = \Yii::$app->user->identityClass;
     $user = $userClass::findIdentity($token['user_id']);
     return $user;
 }
 public function actionLogout($token)
 {
     $token = OauthAccessTokens::getActiveToken($token);
     if ($token) {
         $token->setAttribute('expires', date('y-m-d h:i:s', time() - 86400));
         $token->save();
     } else {
         throw new HttpException(404, 'Token not found');
     }
     return $token;
 }