UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l8Xx+nISSzMBQbtHrFj0OU7UI4ki1HhGoHycuHaHivI=' 
WHERE 
  key_id = '82b3f58e1e266bef03726f99d67b08cc9acb863dcd225cf5b5268a2d420ad9e0' 
  AND (
    token = 'l8Xx+nISSzMBQbtHrFj0OU7UI4ki1HhGoHycuHaHivI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )