UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G4CyXZi533Grj2BBuPez6dLXkw7H81y4akG4LSTgJZU=' 
WHERE 
  key_id = '471ea42654861294aac4729ceaaa85ce9072b6126ae2f540792454d56248cff3' 
  AND (
    token = 'G4CyXZi533Grj2BBuPez6dLXkw7H81y4akG4LSTgJZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )