UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nh+PE4aFgE1gxDptWPsqM68gQ8e0RzGWdrMbanxVA/Q=' 
WHERE 
  key_id = '81c650a8807c76c9d4be921a29fd0212ae20e55f7e2506040ed650deef3c93bd' 
  AND (
    token = 'Nh+PE4aFgE1gxDptWPsqM68gQ8e0RzGWdrMbanxVA/Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )