UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8xpSiGs64ngegm3qmJoDUqNQHAEvFSg7uSpCgVbv3rY=' 
WHERE 
  key_id = '1748c5b2d5cfaf49330af303a161618c978474269dc44d53699ff6aef61f5754' 
  AND (
    token = '8xpSiGs64ngegm3qmJoDUqNQHAEvFSg7uSpCgVbv3rY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )