UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y/BD//oMYzkSsr5aQe1eoc3QDDhtwzdfo+HGJJR8Qvk=' 
WHERE 
  key_id = '2286c94e13a8775c030ef3c29f6f4f4bc4e2f7f7a22af46e21ee40b7afe78d93' 
  AND (
    token = 'Y/BD//oMYzkSsr5aQe1eoc3QDDhtwzdfo+HGJJR8Qvk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )