UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6JOWAnK8dZffFRgMieBr8aMElNOwYCBmj604csCdgr4=' 
WHERE 
  key_id = '6c0a6b997994ff77cd43ead6fd1439c4b278fb4fe78730a5e298fe4544da76eb' 
  AND (
    token = '6JOWAnK8dZffFRgMieBr8aMElNOwYCBmj604csCdgr4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )