UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YwdlGF8g0UJR2XyV1sM3PCASyvDGWanGgMyhZTfPGZQ=' 
WHERE 
  key_id = '6d0ea02004e5ae195a0a3e38c8a998378631a476ad5740ceaed18162d6b59557' 
  AND (
    token = 'YwdlGF8g0UJR2XyV1sM3PCASyvDGWanGgMyhZTfPGZQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )