UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tPovtZIKzt7YhpUWacbm8pAb58D20GAi+pUnMhxWuFE=' 
WHERE 
  key_id = '246b499056005b56f05fa6aaa8a2c9f48f12d8917aaea609bcfd13ea4ba2ea3e' 
  AND (
    token = 'tPovtZIKzt7YhpUWacbm8pAb58D20GAi+pUnMhxWuFE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )