UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KXkRKE/maxr3iSNn4Kj8/ntIZ3QWTqJHKUURrZHfqGI=' 
WHERE 
  key_id = '7556158d80df322ea31b991dcb4e7a8871ee055c557ac175e9ee93b2551724fe' 
  AND (
    token = 'KXkRKE/maxr3iSNn4Kj8/ntIZ3QWTqJHKUURrZHfqGI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )