UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WKFytCEgDIUMfC33reKOJ6V7htm3fkqnAzoiQ1L2veY=' 
WHERE 
  key_id = '3a9e86bbfef85af0db0369877a942b25df7a067ec6d85a1bde883a74074f6be9' 
  AND (
    token = 'WKFytCEgDIUMfC33reKOJ6V7htm3fkqnAzoiQ1L2veY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )