UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xQJVtP4F5nGDxEBA4XEEuVmiQoijtCEZfoIkr+f28kk=' 
WHERE 
  key_id = '6a7625c52a41c9cf26bbe36a4aa8875cc80bcdbc586b6cc5c025d8ebf0493be0' 
  AND (
    token = 'xQJVtP4F5nGDxEBA4XEEuVmiQoijtCEZfoIkr+f28kk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )