UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VxohOqOQQXEdMMWNYJWrA79anId0GasqHINf2uiTwW0=' 
WHERE 
  key_id = 'f52dbd49b67a9753a689360f6b5f2d1f22077463712aa5779452369670dbd27d' 
  AND (
    token = 'VxohOqOQQXEdMMWNYJWrA79anId0GasqHINf2uiTwW0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )