UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e3eF4R2kfaHx+kV1OexyvACoFCKFjpAwXv8kR0RWOrE=' 
WHERE 
  key_id = '81cd1fe5acb17eea7a04788e39a4bde39fd1d84e0a3f9b080c80e5a431932d89' 
  AND (
    token = 'e3eF4R2kfaHx+kV1OexyvACoFCKFjpAwXv8kR0RWOrE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )