UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/xZroEy5f7YQpzGc651gK7yavw8ootqVLwr2cxeX0uM=' 
WHERE 
  key_id = '5b75818a65161d76324d093934643f68986f668968cf5269f742886deb5bb2be' 
  AND (
    token = '/xZroEy5f7YQpzGc651gK7yavw8ootqVLwr2cxeX0uM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )