UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XuBJE+RAN0dnJYnp1OV878J+02wn9YhBleyYv9SIEEA=' 
WHERE 
  key_id = '67e6a4487f9287e947a32ed0f363c65d4c6c7a7091e8242ef735d9662ad2ebb5' 
  AND (
    token = 'XuBJE+RAN0dnJYnp1OV878J+02wn9YhBleyYv9SIEEA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )