UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5hpbu8BXOoCNmqWQQ3mxNYMMaJFY19DTtkZ1HKwFib0=' 
WHERE 
  key_id = '2f68651df62a833a3965e46f63d12dabc77526c4a08076c7a6d72e8da083907e' 
  AND (
    token = '5hpbu8BXOoCNmqWQQ3mxNYMMaJFY19DTtkZ1HKwFib0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )