UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TwWWKZYzLMxcBN9fgL6WUOkOpGCZVBll/Mf/OUAyCSU=' 
WHERE 
  key_id = '21dbdf1681f38f70a2462a4c4c8c5a89a532ff756d2e3e2ac57b0e9765ba92c8' 
  AND (
    token = 'TwWWKZYzLMxcBN9fgL6WUOkOpGCZVBll/Mf/OUAyCSU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )