UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/q/PnUu0lpAM3PeA3xBnWU7EIDF68A+WQPp724RJVsk=' 
WHERE 
  key_id = 'ffb80096e09b5fc2e6779fd715827bd7bb062a1e65c43c91b39dce4bf0ca2cc4' 
  AND (
    token = '/q/PnUu0lpAM3PeA3xBnWU7EIDF68A+WQPp724RJVsk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )