UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6wjTOwHdijjsvnCfNTFuE4WZQZ17ykchLhQrSKTLoDA=' 
WHERE 
  key_id = '854f03567bf992cc76f7fc940e84befe61c873a4f44abfa351142f271800079f' 
  AND (
    token = '6wjTOwHdijjsvnCfNTFuE4WZQZ17ykchLhQrSKTLoDA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )