UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x0n9gJHgLUwo9Bonp9bRPUt1nG7Kjk7qoe3CBcKHI3A=' 
WHERE 
  key_id = '83d1f86616de3472bd106a688422b41a7faa427f3ff198c7d475991e2f2921b6' 
  AND (
    token = 'x0n9gJHgLUwo9Bonp9bRPUt1nG7Kjk7qoe3CBcKHI3A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )