UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6YJNdg/DfBHfihVcKuoJ+f/9aoH2tRNVZioLjG6pMVY=' 
WHERE 
  key_id = '935a6893b66b1da2b127c7551c8c8e945fa4665b2e551ada9abb6b1305bf0923' 
  AND (
    token = '6YJNdg/DfBHfihVcKuoJ+f/9aoH2tRNVZioLjG6pMVY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )