UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kByXyb5wagfDqbuxjos6ldjgMLZVa/meSRY5QGR9Xuw=' 
WHERE 
  key_id = '0f94e7c0b5de9a2eb5acdc46218eb44f1982a24c6bd2b23c72729c35270ad454' 
  AND (
    token = 'kByXyb5wagfDqbuxjos6ldjgMLZVa/meSRY5QGR9Xuw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )