UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+drW85eqsT2vmT4KgDqvJ0b1Hd0ktVi7KPyf0wltLvU=' 
WHERE 
  key_id = '8689d433c33cefaf0e8f00b7c280a0f637a7c7b148590765e106e18e3ca05d40' 
  AND (
    token = '+drW85eqsT2vmT4KgDqvJ0b1Hd0ktVi7KPyf0wltLvU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )