UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd7Orqnso7FSvRGDo/QUZU6tvSc9UvzuUBeyn7jN8Yug=' 
WHERE 
  key_id = '19c8c2008016271c7223be8dbf73d2b7349bb4ab2a9365e4d538930c2c55113f' 
  AND (
    token = 'd7Orqnso7FSvRGDo/QUZU6tvSc9UvzuUBeyn7jN8Yug=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )