UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qnbGOnp4azatrLfmEzgynz7yRNKfH02MZqHW2QW/taY=' 
WHERE 
  key_id = '4d30ab4ae57b118b7a7f8ba84cacac12af7be3d9c963991fdd6bdc3e5ad5796b' 
  AND (
    token = 'qnbGOnp4azatrLfmEzgynz7yRNKfH02MZqHW2QW/taY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )