UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm8GgA9e+pPyJq2nBnHa7+S0opJaS/lbZMcmDgZHYAnc=' 
WHERE 
  key_id = '6f048364482f0c72d52b0d168a844a3d2a46fcc75b7651ccba4067aab55f649b' 
  AND (
    token = 'm8GgA9e+pPyJq2nBnHa7+S0opJaS/lbZMcmDgZHYAnc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )