UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'blz6fr2RVPskE33nGjRXHymxbF+RVlc3Vxc2MyIcfTU=' 
WHERE 
  key_id = '7a1ffbf9e23d050cc378f1af302b1fc098b97ab3af839d69f7d492e8e901b173' 
  AND (
    token = 'blz6fr2RVPskE33nGjRXHymxbF+RVlc3Vxc2MyIcfTU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )