UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NmJT29U5ghoFbTLrAcaUZ14MsVYph+OVLfvhjk7soQk=' 
WHERE 
  key_id = '166fdc9770f493687b591e5a63852467a0eff3f552250ea1505011f419c2c24c' 
  AND (
    token = 'NmJT29U5ghoFbTLrAcaUZ14MsVYph+OVLfvhjk7soQk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )