public static function clear_queued_actions() {
    if ( version_compare( \ActionScheduler_Versions::instance()->latest_version(), '3.0', '>=' ) ) {
      \ActionScheduler::store()->cancel_actions_by_group( static::$group );
    } else {
      $actions = static::get_actions();
      foreach ( $actions as $action ) {
        self::queue()->cancel_all( $action, null, static::$group );
      }
    }
  }