UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zSB3KTh1ptzsWUzFZh17VuNpjQ9NJDqKRrDHNTBctB0=' 
WHERE 
  key_id = '3535256a77e6fc01d5aad258192034c0440496bad4377b5868031b8732338968' 
  AND (
    token = 'zSB3KTh1ptzsWUzFZh17VuNpjQ9NJDqKRrDHNTBctB0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )