UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XkkZUZcd/oEQDHS9xoaoXIawT+3LOrTmXLHymy8qC2U=' 
WHERE 
  key_id = '40ec5d963bcfd993561ec246a47c1393dfa1356278afa10df8accfec4600cfc5' 
  AND (
    token = 'XkkZUZcd/oEQDHS9xoaoXIawT+3LOrTmXLHymy8qC2U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )