UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5tWF93tSnygWnrFQpn9Jx7PL+wSdr1wBVt5JTjVETSs=' 
WHERE 
  key_id = '889c25c45f884c77b7108960e13562d852c51347989de2582853926f7ab0eb0a' 
  AND (
    token = '5tWF93tSnygWnrFQpn9Jx7PL+wSdr1wBVt5JTjVETSs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )