UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+dwchZIpIlxHt0fGeXNIcB8vtD79lQsObznFxks4+QI=' 
WHERE 
  key_id = '61e125f9faab4ae48f383a76590583c4858a2b4f7620b13b7e64e6818c2b1d1c' 
  AND (
    token = '+dwchZIpIlxHt0fGeXNIcB8vtD79lQsObznFxks4+QI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )