UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uMVasWRqAwrCp3poK5ZuZ9KJ7j2S0pZCzjXmI+UGQ4I=' 
WHERE 
  key_id = '72f2a8dcd9b2f8ea319ef122dbc846580dbcd4cb08b5641f1fbe516d10375004' 
  AND (
    token = 'uMVasWRqAwrCp3poK5ZuZ9KJ7j2S0pZCzjXmI+UGQ4I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )