UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zNep38aTaNfK9hEpWCoPwDoM4dKKXps+KH6lzmylaUc=' 
WHERE 
  key_id = '6f3301abc0339249df060b5edc2a3b612cc8d963300cade4909dc12e7a635dd6' 
  AND (
    token = 'zNep38aTaNfK9hEpWCoPwDoM4dKKXps+KH6lzmylaUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )