public function removeSuspensionIfAllowed()
	{
		$suspended = new DateTime($this->suspended_at);

		$suspensionTime = static::$suspensionTime;
		$unsuspendAt    = $suspended->modify("+{$suspensionTime} minutes");
		$now            = new DateTime;

		if ($unsuspendAt <= $now)
		{
			$this->unsuspend();
		}

		unset($suspended);
		unset($unsuspendAt);
		unset($now);
	}