UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N7nbjkJsbQQ7r416Q1MF2WPJ9iicSGVBTfWVP+8VqLQ=' 
WHERE 
  key_id = 'cf3dcb4c79720c00cee57f14dcd9778858385619b1b821a5f9322deb57cee1ee' 
  AND (
    token = 'N7nbjkJsbQQ7r416Q1MF2WPJ9iicSGVBTfWVP+8VqLQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )