UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dbuqx0HOJN1OgmfkW/R1ujvH82ESDS+uUR8/EoCKFIE=' 
WHERE 
  key_id = '2ae5c7cc9029c71476e7b579ff7852da140c7a252f1448436f5c24019bf93eb8' 
  AND (
    token = 'dbuqx0HOJN1OgmfkW/R1ujvH82ESDS+uUR8/EoCKFIE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )