UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6FSOzIN6jl6DMDniItGIZhldI5CFCggjv/o1fDdgIyw=' 
WHERE 
  key_id = '47876107d32e43c1a9b0cd3f30fd663bf737021c51bd92e06c5aee4dfc5ec060' 
  AND (
    token = '6FSOzIN6jl6DMDniItGIZhldI5CFCggjv/o1fDdgIyw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )