UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UdtUfGhiFjqjsVrSUOyFu0rHAh+c8E7KOUFjyTHCSC0=' 
WHERE 
  key_id = '15e9661bbc0a45b99d7c9bd7ca348b43cd74569ab61840c245a3b22045bff9cd' 
  AND (
    token = 'UdtUfGhiFjqjsVrSUOyFu0rHAh+c8E7KOUFjyTHCSC0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )