UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0JWgz3L9HuIgPltCSMssxIs/t04gAe4IhG+cQEcKHwQ=' 
WHERE 
  key_id = 'c8cba5657ca6f5f4d9270ab169fd121d0067a0efdea212b561dfb20f50f80990' 
  AND (
    token = '0JWgz3L9HuIgPltCSMssxIs/t04gAe4IhG+cQEcKHwQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )