UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TkVVHp6BAnNLWn6VFKMFozzfJ0xTwBlT/ny8hVO5+Ac=' 
WHERE 
  key_id = '6b800bf11443a7b19efb2a71a3bf59a5b0ee8fb8086d95518a585f1535b5caef' 
  AND (
    token = 'TkVVHp6BAnNLWn6VFKMFozzfJ0xTwBlT/ny8hVO5+Ac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )