UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6vrzjcxJIo25CusvQL9+E0YYrrh6kCaRREVn4a5yXrw=' 
WHERE 
  key_id = 'c749faa0ebfbca15fbcfa8de8b209180d059872c963c458fffaf6e016d1e7421' 
  AND (
    token = '6vrzjcxJIo25CusvQL9+E0YYrrh6kCaRREVn4a5yXrw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )