UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3fr3gPRCsuHzcbw7KY9ME4V6loL8q4OMf9ZmWx3vQig=' 
WHERE 
  key_id = '4b14557a65f2801944affbed54222e21f3f7a9d8e9864f14f554a628faee5ba9' 
  AND (
    token = '3fr3gPRCsuHzcbw7KY9ME4V6loL8q4OMf9ZmWx3vQig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )