UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7PJNVlOYOV2OY863gnMvVv7ejE0iioxi8fRsGi6UMIo=' 
WHERE 
  key_id = 'b9a8b8e974a68ed4091db2c1b231e44816b858a4fb652032f377b25c6aa431e6' 
  AND (
    token = '7PJNVlOYOV2OY863gnMvVv7ejE0iioxi8fRsGi6UMIo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )