UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XOSyURRd7j4FwoUtt6e8EfZOaOqDk1DezaFKHJAH03Y=' 
WHERE 
  key_id = 'f8fe9bafbab883528d3a83f13f8327ae760ae14e94ee42b199a3571652c5897f' 
  AND (
    token = 'XOSyURRd7j4FwoUtt6e8EfZOaOqDk1DezaFKHJAH03Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )