UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kfrGFtlf/tdGo9IHR9WytICxe6C8NcQ4vEgtzXtXxQE=' 
WHERE 
  key_id = 'eb35b01f7bdc44137cce724daff51817e39011e5540cb8d58caccf88a72bf794' 
  AND (
    token = 'kfrGFtlf/tdGo9IHR9WytICxe6C8NcQ4vEgtzXtXxQE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )