UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '16FfJ8XKIOurcIwTGO487a5QavtTz7BWJmETyfrKXJ0=' 
WHERE 
  key_id = '749900f1634189426791ad3d4e25e61c62d5b2354fe83e884b34f8b1e76acc5f' 
  AND (
    token = '16FfJ8XKIOurcIwTGO487a5QavtTz7BWJmETyfrKXJ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )