UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sciQQDWEXpkBcRhWb3lRC8o76SZz1GvBOxq92Wjot2U=' 
WHERE 
  key_id = '1cb5639d8558ecb08133818c64bd29bb61d5a67a20a5ad07d5b0bc7fa5632423' 
  AND (
    token = 'sciQQDWEXpkBcRhWb3lRC8o76SZz1GvBOxq92Wjot2U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )