UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zR2bhhGcfAovwwdSkByOhj7BJdpBtexfE+Ngkb2fUro=' 
WHERE 
  key_id = '9be5b7fd3cbcd9291020134e898264450ae15076da442bd6ae222b664ea48188' 
  AND (
    token = 'zR2bhhGcfAovwwdSkByOhj7BJdpBtexfE+Ngkb2fUro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )