UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sSFkoMvvr5U9YWKs6OhGHcWKGdOLi5G5mkHkBU1jL9c=' 
WHERE 
  key_id = 'efdc57a2108636bd1ef5ffe051753e393419fecf5b12962eeeb3a7e97aa26afb' 
  AND (
    token = 'sSFkoMvvr5U9YWKs6OhGHcWKGdOLi5G5mkHkBU1jL9c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )