UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GkhTLmiCXsOygXmudI9dqQGRgDdR+he4whqFlTaphqw=' 
WHERE 
  key_id = 'ab3c728af063a91ff0fc61e0bd2edc91c990da9608a71fb6d4943e9149952255' 
  AND (
    token = 'GkhTLmiCXsOygXmudI9dqQGRgDdR+he4whqFlTaphqw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )