UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's7V4BXY66km+c3+NB4SsF5yDqMX9vg/HvvFG568693A=' 
WHERE 
  key_id = '031878115026b79ab3f5a598b456c3cfa40bd61dd6d1d743ac9fa6fe2f3bc49a' 
  AND (
    token = 's7V4BXY66km+c3+NB4SsF5yDqMX9vg/HvvFG568693A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )