UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iv/ewaUEVJ4xRg3HjRy6WYCW2/M0ljVqqxvzukiMsKI=' 
WHERE 
  key_id = '1b002a078bd6089aa867ce669bb34afa9c0c08f0ed51ae5098ab0751f8db7743' 
  AND (
    token = 'iv/ewaUEVJ4xRg3HjRy6WYCW2/M0ljVqqxvzukiMsKI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )