UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K84NVc5U2BKHF6Vqqnzw4hTwHCrs5apV/2uuS3oGwJY=' 
WHERE 
  key_id = '604f07114b9b0a390a0937fc685821227631833d25d4312868d75488019e5f2d' 
  AND (
    token = 'K84NVc5U2BKHF6Vqqnzw4hTwHCrs5apV/2uuS3oGwJY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )