UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SXkC6TXO7bBDKO2pB/ieQAmbFZj5vXudTw8cBcKshVE=' 
WHERE 
  key_id = 'f9055b132db293c7182bb447646b87f7e7643655c3db63a0ce255fdf8d090b1d' 
  AND (
    token = 'SXkC6TXO7bBDKO2pB/ieQAmbFZj5vXudTw8cBcKshVE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029