UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KvxPDurJKXXmG5fVgLX5h3oifbwE8QwgqcoZcGF4xpw=' 
WHERE 
  key_id = '7e82760a7d2811b097eab8e1e19acc18deeec0cbcfe290f92f94b1c803bd9a56' 
  AND (
    token = 'KvxPDurJKXXmG5fVgLX5h3oifbwE8QwgqcoZcGF4xpw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )