UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k6d4/rhUFBDXV8cjqDXWU+d6JC5+cEmFCAgwU7QeLQw=' 
WHERE 
  key_id = '76982558e81ee09e114d7673736d565e8315cd6a7d5cab2c646d48aa85ffc7d4' 
  AND (
    token = 'k6d4/rhUFBDXV8cjqDXWU+d6JC5+cEmFCAgwU7QeLQw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )