UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'duzN632NU/Cx4SduNWmevvPVpJIJJidJXrhoIncO47c=' 
WHERE 
  key_id = '4a89af6f9a2b6fee91755955d9386198d6dbc07fc8766baf273de98d1525bf7c' 
  AND (
    token = 'duzN632NU/Cx4SduNWmevvPVpJIJJidJXrhoIncO47c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )