UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BOiqwYUa+YA9/ug332BxWa6qMirMF3hN0U/7trP228o=' 
WHERE 
  key_id = '946a4d7ae058836e38b5283f340202b8ef1e5363e005816b4c911414624084cd' 
  AND (
    token = 'BOiqwYUa+YA9/ug332BxWa6qMirMF3hN0U/7trP228o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )