UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UsTBFNzv5iYQo3JzElgytwJHG7YALhRxcyQIf/cVKEs=' 
WHERE 
  key_id = '4dd8797bf7168f1b139b6adf18c97bea6e03fbb29948fb565f4185e1c576e36d' 
  AND (
    token = 'UsTBFNzv5iYQo3JzElgytwJHG7YALhRxcyQIf/cVKEs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )