UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8Pjyr4yZvZsVWH8+BOVhXCFTYZr9B4J8xf15NPiRc5s=' 
WHERE 
  key_id = 'a7367047dbe0f5508b2e085bd1833a7cdf2ac25ea4f41ffa56a3f3e9ea1a3e78' 
  AND (
    token = '8Pjyr4yZvZsVWH8+BOVhXCFTYZr9B4J8xf15NPiRc5s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )