UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zuy3OnRLI9IYKFTLNdUG5XGf45DjqTLfhY8VcXysr7s=' 
WHERE 
  key_id = 'eac797c3edaf5a86f93e8861eea6882c9195f471517113e4419c42f59de81172' 
  AND (
    token = 'Zuy3OnRLI9IYKFTLNdUG5XGf45DjqTLfhY8VcXysr7s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )