UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yx1lpANG2IyVJRsp+AfY3giUI3EJqdtiSk8JiZPv+V0=' 
WHERE 
  key_id = '6ce8f4a3d56dcdc121fb63073a4779a4a76daf4afb3933a7df650f408f996f07' 
  AND (
    token = 'yx1lpANG2IyVJRsp+AfY3giUI3EJqdtiSk8JiZPv+V0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )