UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '71VKVBylA1714blZ0QWOk3oYFoKhkuBO8jiieklKKtE=' 
WHERE 
  key_id = '6b043ebbaab48d02b2e1eb45e8a58e12741b7a9b513c296052a01d9557bb58d7' 
  AND (
    token = '71VKVBylA1714blZ0QWOk3oYFoKhkuBO8jiieklKKtE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )