UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '54MRgunT9wiXmk40x8ZpEBBt5CuqAQf3J9NG8xMpJzM=' 
WHERE 
  key_id = '71815f1d9aceabd75967ab8cf79dcfb4931349fcea2b7e52b134845b5c470173' 
  AND (
    token = '54MRgunT9wiXmk40x8ZpEBBt5CuqAQf3J9NG8xMpJzM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )