UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eXwBKx5MYfpHf+SsSnRykG+ekmR3cEApC2GdXKROUdU=' 
WHERE 
  key_id = 'c9e52167caf9619d8547ea2575c8653a3f541bef08e187ffa14853cff1d881f1' 
  AND (
    token = 'eXwBKx5MYfpHf+SsSnRykG+ekmR3cEApC2GdXKROUdU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )