UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iaht4kmRPkiN4URaR4N8HMFFvQPdJk2d3ZnoYpq/PxY=' 
WHERE 
  key_id = '18aeacfb6dd22a786742acd6c5cc59714744dad2f978a7f6317e51dec5ace467' 
  AND (
    token = 'iaht4kmRPkiN4URaR4N8HMFFvQPdJk2d3ZnoYpq/PxY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )