UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k7q5Ew8llx+X6sPo6qigkOXJIIoqVKnxwxjJ8rDXltU=' 
WHERE 
  key_id = '597771858f003de62fafb4a3fc3187c490379a29277aaf4941ae529c9e313044' 
  AND (
    token = 'k7q5Ew8llx+X6sPo6qigkOXJIIoqVKnxwxjJ8rDXltU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )