UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OUxCN+TvBtBY3EFkvsSO+KvO79N3TTiEprXn1PMkppE=' 
WHERE 
  key_id = 'ebc3849b6d56a04ecccc52214e18d2ef661f1aafad86226362867a6aebc86acf' 
  AND (
    token = 'OUxCN+TvBtBY3EFkvsSO+KvO79N3TTiEprXn1PMkppE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )