UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Grp4ETA80gjglmL3Qqhklt0IvUnMWRzOoMdeYmlwLlU=' 
WHERE 
  key_id = 'a6b1c7bdea9d9d739d66d193b5382904d06ee552535739d6e05098a86a82b317' 
  AND (
    token = 'Grp4ETA80gjglmL3Qqhklt0IvUnMWRzOoMdeYmlwLlU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )