UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ku0O8By5PMDPYZFAPSE2TiJZa8fbJF9Ugd9HAMohnlY=' 
WHERE 
  key_id = 'aa6a4671d05d0c2b78a73b0f0629cb52b91c4b5dbc8ea2f1d7d0e5e7c4e42fc0' 
  AND (
    token = 'ku0O8By5PMDPYZFAPSE2TiJZa8fbJF9Ugd9HAMohnlY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )