Order::isLocked

static function isLocked($id)
{
	/** @var Result $r */
	$r = static::getLockedStatus($id);
	if ($r->isSuccess())
	{
		$lockResultData = $r->getData();

		if (array_key_exists('LOCK_STATUS', $lockResultData)
			&& $lockResultData['LOCK_STATUS'] == static::SALE_ORDER_LOCK_STATUS_RED)
		{
			return true;
		}
	}

	return false;
}