UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3mb1tNTzOoIi4C5iOIHa6GBbWBOW3E8RaeJGVgGbmSs=' 
WHERE 
  key_id = '6877e5694bf70638ac618754a261572462d571c5103026b69bc8d46b77e9789f' 
  AND (
    token = '3mb1tNTzOoIi4C5iOIHa6GBbWBOW3E8RaeJGVgGbmSs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )