UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eTAQgLbAFb5JJeSbsGvQaJHv5btNAP8rVNq5iobPN6Y=' 
WHERE 
  key_id = '03123789ef8693a918eb4ce06dfa36b9c4b9a7f3918e4dbb6f51af1512b56900' 
  AND (
    token = 'eTAQgLbAFb5JJeSbsGvQaJHv5btNAP8rVNq5iobPN6Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )