UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2ajx6FNgUcT8I4uDjxbRHSzqh5CnVGu7tU47lyi47cc=' 
WHERE 
  key_id = '43732d153d7d115903b0d141d731f5c875098dda57f2a99c0340c5fced068024' 
  AND (
    token = '2ajx6FNgUcT8I4uDjxbRHSzqh5CnVGu7tU47lyi47cc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )