UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'na4dQWvcdKc+H4wljJmn/1i+GUlrwBG47cXmCVDN8ac=' 
WHERE 
  key_id = '0b8ec9f7378cd3f95eba77fcb9bc1f2c7773e503fca7961a1b1009468d74e6e9' 
  AND (
    token = 'na4dQWvcdKc+H4wljJmn/1i+GUlrwBG47cXmCVDN8ac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )