UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zQdnHKsIk44MMpy7qqEO8PUlMGy6+wpUFxDptCmPXQI=' 
WHERE 
  key_id = '50f7948d7e12a25608416bdbe15d1c11e9912bc752c7215ed3b7e5e1b3a242d3' 
  AND (
    token = 'zQdnHKsIk44MMpy7qqEO8PUlMGy6+wpUFxDptCmPXQI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )