UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GuWndd6oQY4Rp5SljxRA5UcZNuLrrJdQ4WWYCwMMFKE=' 
WHERE 
  key_id = 'a2b3b4203e3eee4abadeee0c1528c014257b136d48425115c9f8336c71a484c4' 
  AND (
    token = 'GuWndd6oQY4Rp5SljxRA5UcZNuLrrJdQ4WWYCwMMFKE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )