UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dn+tKPCdCEXqQ9k5MQ5anhaPvjVTIsK1KZojnWsXJSg=' 
WHERE 
  key_id = '6549149950fb06e1c085c92ce71ed234f14200bac1825857cf41c3c87e55b46d' 
  AND (
    token = 'Dn+tKPCdCEXqQ9k5MQ5anhaPvjVTIsK1KZojnWsXJSg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )