UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iawj3Qkyhku6ga4nfE3skGoI4yuQv2x/BuiEdaxNRWY=' 
WHERE 
  key_id = '6be467ad476b19c15854a9ed2413e33d49fddd9b438278f21c9ddc640be9a50b' 
  AND (
    token = 'iawj3Qkyhku6ga4nfE3skGoI4yuQv2x/BuiEdaxNRWY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )