UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TzSegnY4eo3Y8Kk6RLhrBtDKbfY4CnFmYibF9yneoQg=' 
WHERE 
  key_id = '2b6a81d9c29f1907b9402ceb305f0ca371098be36e58ce82108eb1028fe67859' 
  AND (
    token = 'TzSegnY4eo3Y8Kk6RLhrBtDKbfY4CnFmYibF9yneoQg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )