UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/4tibSJfee9lkhi9wpzEmkKZ+reNupZSoRRc2JaZmqc=' 
WHERE 
  key_id = 'da8f86590f983ca60bff684ab7bfd3650247a935dcda117b29381789a619318e' 
  AND (
    token = '/4tibSJfee9lkhi9wpzEmkKZ+reNupZSoRRc2JaZmqc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )