UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VfY6tUSJleg+Tvsz/l0L6urLBx6WKlICV8vHM43AbJk=' 
WHERE 
  key_id = '6f87c788d16eec745f382987ee7be63ede052003e19760cf86ecbe357c099eb4' 
  AND (
    token = 'VfY6tUSJleg+Tvsz/l0L6urLBx6WKlICV8vHM43AbJk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )