UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ke6ZQFGtzleBubt5RMiy4ldHM7UsNa4USNv9eypw4u0=' 
WHERE 
  key_id = 'eb78a86b51d36bb871fe339c748c97a772cae892801a3d7ac3069f97d2beb821' 
  AND (
    token = 'Ke6ZQFGtzleBubt5RMiy4ldHM7UsNa4USNv9eypw4u0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )