UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JpUY/bcFx7rSqBz76mS8sW6nyD4Jf42+f3e9S1PM+kw=' 
WHERE 
  key_id = '394c9d19c4b498375bf84baab7d0143a543d4e90aad1d23d88bd102fb0659428' 
  AND (
    token = 'JpUY/bcFx7rSqBz76mS8sW6nyD4Jf42+f3e9S1PM+kw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )