UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fYNwSEMF9od9cgtKxumdlv+N4iLcfn1HHb8pUDzKTkc=' 
WHERE 
  key_id = '7f42d30bdbaeb1c9f737665489fedac24f491d33a1e38112554ad98636b59751' 
  AND (
    token = 'fYNwSEMF9od9cgtKxumdlv+N4iLcfn1HHb8pUDzKTkc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )