UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EBxXT1ZLA2ag13zshKknrSX4wicTIp+o8jTfg4R6RVs=' 
WHERE 
  key_id = '50f95cfa11575e8098c4e1aeb5889d6283ca80b26fa46d41e2ef34153bac8495' 
  AND (
    token = 'EBxXT1ZLA2ag13zshKknrSX4wicTIp+o8jTfg4R6RVs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )