UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OUQzXkfju0HE2+4HvpqIOo/fEJ1VsaIDyhuWEWhCqvM=' 
WHERE 
  key_id = '18a8ba96beb862356c82b846e4dd47725af3527f17ddb0b654701471783a5a7b' 
  AND (
    token = 'OUQzXkfju0HE2+4HvpqIOo/fEJ1VsaIDyhuWEWhCqvM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )