UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bkdxi27dS8ySKNwRjFnbIhuq5QprwDclt0C7P0NLhHU=' 
WHERE 
  key_id = '75bd4906869742a1ff35f929f7d20c4e76c047caca99979b30f0c00da7721fec' 
  AND (
    token = 'bkdxi27dS8ySKNwRjFnbIhuq5QprwDclt0C7P0NLhHU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )