UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c36UJejage2iZILpv8WZ7Nk9sfEScc0oPpvLj1gIcQU=' 
WHERE 
  key_id = '8cd15a91f4685eb52d88a3f51b74047a04274e311c8ec847d6cce19068232ba6' 
  AND (
    token = 'c36UJejage2iZILpv8WZ7Nk9sfEScc0oPpvLj1gIcQU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )