UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KjJd5l4vck4iduqVjnbR9lXRi3cNcwt7hO4WT1ERpIo=' 
WHERE 
  key_id = '755ad3a72b1f12eb5c21c32e3be81753fccf60cd587e9f7200c6c09bc88c2420' 
  AND (
    token = 'KjJd5l4vck4iduqVjnbR9lXRi3cNcwt7hO4WT1ERpIo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )