UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KjxMazA4TgqorsrggOZD++a6wzcfQ6WQuVTez2fLH9o=' 
WHERE 
  key_id = 'c176af917a39f1df2951849bfd1ec1477b8c847293ad3ab347d663505187fcbd' 
  AND (
    token = 'KjxMazA4TgqorsrggOZD++a6wzcfQ6WQuVTez2fLH9o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )