UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f/pNw3DM1H4ci03HR8MFHLOjcjSV2hLaX7tu0b0TSj4=' 
WHERE 
  key_id = 'a4cae25683577c0ce298d182af544538782c6f468b7b1084c893817bdf18895b' 
  AND (
    token = 'f/pNw3DM1H4ci03HR8MFHLOjcjSV2hLaX7tu0b0TSj4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )