UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8hOwbGpLRV1pVYIbLjQbIpzJFzGrkeBPaUI3xw+tT+A=' 
WHERE 
  key_id = '349f1a1268e49afde83a2f38bc5e426b983cea8401d664994b71cbec1898fd4b' 
  AND (
    token = '8hOwbGpLRV1pVYIbLjQbIpzJFzGrkeBPaUI3xw+tT+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )