UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dCs/pQPkfk8D23yjBDcGRkp3AeIVj+CjCeWAJEMWC6E=' 
WHERE 
  key_id = '904c3f71099bac637e9a9e1a15fce4d9a40dae0c86df9735ebfaa56a875dd8db' 
  AND (
    token = 'dCs/pQPkfk8D23yjBDcGRkp3AeIVj+CjCeWAJEMWC6E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )