UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vF6W+TLBjd4RxI/EJnDDJQ54SXoaRdNNhwZ8JJlstRo=' 
WHERE 
  key_id = '796dc693218a259e7256c298a2fa51f42b1ffdf6fd3b03b74d0eaafea9e401cd' 
  AND (
    token = 'vF6W+TLBjd4RxI/EJnDDJQ54SXoaRdNNhwZ8JJlstRo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )