UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8Kj1Mp7SMLLi5pyLiUj30SLHVeemvARUHhtvvKrKYDY=' 
WHERE 
  key_id = '2a6108ac6dd2126fd3b0a78ad75dbf87b4767d4804c112fce40732b95fa6bc23' 
  AND (
    token = '8Kj1Mp7SMLLi5pyLiUj30SLHVeemvARUHhtvvKrKYDY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )