UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gSwR4SMoBqoXO6iAzn/8z0usGonvZ+DTHohCdZixsEY=' 
WHERE 
  key_id = '096b84879f69afb19dee65a8254bd46c605d355f27704905b64ae22b3399a7e5' 
  AND (
    token = 'gSwR4SMoBqoXO6iAzn/8z0usGonvZ+DTHohCdZixsEY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )