UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h6kOvsy7uK+m1bsmOUtp4uRkIkmStjrfjM0YG5OoeFY=' 
WHERE 
  key_id = '270530046446db2d6e7eaa6e2a42230ec104637d4c5f3e9836841eb862c60848' 
  AND (
    token = 'h6kOvsy7uK+m1bsmOUtp4uRkIkmStjrfjM0YG5OoeFY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )