UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xEu4rWSyRL96qBrxNft3gE6ZwknK6VaSoavyHQO2ik0=' 
WHERE 
  key_id = 'e7f8a39645572561ebe2a17567412e9b1d9c97424c2c4a48b42273ae3f23bfdc' 
  AND (
    token = 'xEu4rWSyRL96qBrxNft3gE6ZwknK6VaSoavyHQO2ik0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )