UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ex/qKx0WKlrhUtOIT+gzjWGh8c1TzkEhaqPq20tw+kE=' 
WHERE 
  key_id = 'ad28e900f29c8062eeb4752b4becdaffd1b42442e834c99481866fbe756bd41a' 
  AND (
    token = 'ex/qKx0WKlrhUtOIT+gzjWGh8c1TzkEhaqPq20tw+kE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )