UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rjqRnUOJEo82p9lB3Jaw5qTpDjOilFY4MjSzfuNW5eQ=' 
WHERE 
  key_id = 'ff27b2cc611ee39afd16803467ef34b308e05f83eadd61d1388d954f4353c95f' 
  AND (
    token = 'rjqRnUOJEo82p9lB3Jaw5qTpDjOilFY4MjSzfuNW5eQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )