UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cblRvOeM3j4W3cJP7fofqF76gkFkEpaUX8ZtUmVBSGM=' 
WHERE 
  key_id = 'c3ad9617dc2463a563bcc020fd82d32a5047ea012c1c593f1309743ed98d531c' 
  AND (
    token = 'cblRvOeM3j4W3cJP7fofqF76gkFkEpaUX8ZtUmVBSGM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )