UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3WtabjsTJfOKInQi+O4YxZ5b9gCP6qAqpBH869GwKog=' 
WHERE 
  key_id = 'fd51d01639be89033cb4fc4c8e877cd767a7651c06ae57d56bb579a133e63fea' 
  AND (
    token = '3WtabjsTJfOKInQi+O4YxZ5b9gCP6qAqpBH869GwKog=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )