UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VG52LTTwj/zNYmDAWxhgWGRyMScXctOpaMGLE/7bO1Y=' 
WHERE 
  key_id = '8b21e26e689b798aa1cff9c48fd07f9ee674d1347fc2313ffb99d45da964b99e' 
  AND (
    token = 'VG52LTTwj/zNYmDAWxhgWGRyMScXctOpaMGLE/7bO1Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )