UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '76UKBpF6XmyQiVGjj7s/AdtVwb9gQzLwbILUEyM2UA4=' 
WHERE 
  key_id = '8681e4ce39fc7185eefdea048b2e275adc236cb45ffcdbd279a5b1c7e84b6645' 
  AND (
    token = '76UKBpF6XmyQiVGjj7s/AdtVwb9gQzLwbILUEyM2UA4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )