UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XzYqMorYxy9LZCvm5OyO6SxvE7HU+djg6c/wymt0mjM=' 
WHERE 
  key_id = '20a91407f929da508e0aa3e08745ded78659f0d67049494baf3c683f7e7ce849' 
  AND (
    token = 'XzYqMorYxy9LZCvm5OyO6SxvE7HU+djg6c/wymt0mjM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )