UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mcFK6eAzPGovvk8pUGS8HboeWyBv94xb0Zeo5IYGKXo=' 
WHERE 
  key_id = '8c4066f92fbc058ea2461f77b580f3acf15a88ac89461e40ff7bee313fadef75' 
  AND (
    token = 'mcFK6eAzPGovvk8pUGS8HboeWyBv94xb0Zeo5IYGKXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )