UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UJJalRV9srr02GH7HgsKXiDZYKHMrtE9lQDZX2tvZVw=' 
WHERE 
  key_id = 'd71437d646ad2ab25979026c2a0894f9d68c4531c098bff80194c2bdbcd5af93' 
  AND (
    token = 'UJJalRV9srr02GH7HgsKXiDZYKHMrtE9lQDZX2tvZVw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )