UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UDuxuqB29ZgiRGy+Q0za3d4I3iOEJU1AiANdPzYExRk=' 
WHERE 
  key_id = '4e97a342fb3f070808a7a36433b2634cbda6e9051dd8b3b66e929293800c3dd0' 
  AND (
    token = 'UDuxuqB29ZgiRGy+Q0za3d4I3iOEJU1AiANdPzYExRk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )