UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k3PWPmSXWVJu73+Mkb2mf1P9CWOS8PWjFmwcd3QZwjM=' 
WHERE 
  key_id = '4676bb82638a4a79471de67be7910ff4c69b75df45ae13adcdf38c2defb8b7a6' 
  AND (
    token = 'k3PWPmSXWVJu73+Mkb2mf1P9CWOS8PWjFmwcd3QZwjM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )