UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GZU6umiQPAegyRvmt9u2nSU5r+PUDHjPuoGT46/P3/A=' 
WHERE 
  key_id = '891d19946e385bc164a979dc2ae10475d1093e9f49300f5509aec7fa810ab677' 
  AND (
    token = 'GZU6umiQPAegyRvmt9u2nSU5r+PUDHjPuoGT46/P3/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )