UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RvxsbfSnuUtAVYfuBb0yjb86b+yl/jooBRI23Bg8FWw=' 
WHERE 
  key_id = '326e4c54fb5cc5b904032b6da15f393f342708cebbc3c62e422317364e07e84a' 
  AND (
    token = 'RvxsbfSnuUtAVYfuBb0yjb86b+yl/jooBRI23Bg8FWw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )