UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6I0IcBfF/WQEwSg+/x9YQmQPapY8bDAD5sMSpqsquIY=' 
WHERE 
  key_id = '93fd390afe08ef8bbfd30ec6962495cfb1ee49efb720952b8c1b397d2431f315' 
  AND (
    token = '6I0IcBfF/WQEwSg+/x9YQmQPapY8bDAD5sMSpqsquIY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )