UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pfx1vMIuaGWyfOBsKlf6qyoqmYNtstVDvBex2n+jXdI=' 
WHERE 
  key_id = 'c81b61238cfa5d44e4d6fc08b01bd895df4b0b831ca549344d9b5b8f274f63e4' 
  AND (
    token = 'pfx1vMIuaGWyfOBsKlf6qyoqmYNtstVDvBex2n+jXdI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )