UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9wLX6aNGJAtjburdSXlpj9dUFuNhp4gn+vFVaiOTiD8=' 
WHERE 
  key_id = 'b15b3efa2664192eba133a98f7e4416617a59b81fa383d321a5cbb0213859b6f' 
  AND (
    token = '9wLX6aNGJAtjburdSXlpj9dUFuNhp4gn+vFVaiOTiD8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )