UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M5bPXRN6n+DvO2uvNkXosEccFP0PkFpFjfOthWbXAxY=' 
WHERE 
  key_id = '6492a973aab5e7f1b77414b68a820075e538d8cedc25b630f13e488fa401eefb' 
  AND (
    token = 'M5bPXRN6n+DvO2uvNkXosEccFP0PkFpFjfOthWbXAxY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )