UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Tog/fuP5PwkswJSKrfKjueBcTLA9SsbNAYdV7NP8/kk=' 
WHERE 
  key_id = '400dd117dc8ed015d9921c6455358ee291e974e1420395cac76f49a066b6fb50' 
  AND (
    token = 'Tog/fuP5PwkswJSKrfKjueBcTLA9SsbNAYdV7NP8/kk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )