UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v93W9u3vkexGzVLfcXE+0F2RSSQH9HCkpzLNftFASHg=' 
WHERE 
  key_id = 'cb18c2796a5e80c85b70964419874c6210089d83ffd95441110499c317ee3f4f' 
  AND (
    token = 'v93W9u3vkexGzVLfcXE+0F2RSSQH9HCkpzLNftFASHg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )