UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Hgp8JL4hnxYpo75P1TDA+FusqyTJcfFVbFGX82RsF6A=' 
WHERE 
  key_id = '68a6082ba9722c680a1c7c7b9c7c9110840b815a24aa8123e94dafbfa0a95316' 
  AND (
    token = 'Hgp8JL4hnxYpo75P1TDA+FusqyTJcfFVbFGX82RsF6A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )