CCloudStorageService_S3::checkForTokenExpiration

protected function checkForTokenExpiration($status, $result)
{
	if ($status == 400 && mb_strpos($result, 'ExpiredToken') !== false)
		return true;
	if ($status == 400 && mb_strpos($result, 'token is malformed') !== false)
		return true;
	if ($status == 400 && $result === '')
		return true;
	if ($status == 403 && mb_strpos($result, 'The AWS Access Key Id you provided does not exist in our records.') !== false)
		return true;
	if ($status == 403 && $result === '')
		return true;
	return false;
}