UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KI3Gz5QLJ7eIkUqALg3xUok4Ovr6krwI+yp7T8YLi68=' 
WHERE 
  key_id = '48d97aa88596680ac5a8c257b4282ff68b4fc5b96d8868cc98f896b478d3d315' 
  AND (
    token = 'KI3Gz5QLJ7eIkUqALg3xUok4Ovr6krwI+yp7T8YLi68=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )