UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'USJxpa2hZwABsmin3fZfy8ejP+0Xz6uHz9VoV5ZQoSc=' 
WHERE 
  key_id = '29af54b6a95bee0d3a22fe7769a42c15e195bc18dd411c5f295d4a687862f704' 
  AND (
    token = 'USJxpa2hZwABsmin3fZfy8ejP+0Xz6uHz9VoV5ZQoSc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )