UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '20qHms2nfz+aj5y/xyr2azf2S45AcsdLmKH45WtnXjA=' 
WHERE 
  key_id = 'ce45c40d0acbb5653ccca45e9de7785a9beeddc4f3f5823ea0e85cd03f987718' 
  AND (
    token = '20qHms2nfz+aj5y/xyr2azf2S45AcsdLmKH45WtnXjA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )