UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gDT9nYDW7iO1jT590Vdf4QHMfBdkztK2GBNrP4F6b7U=' 
WHERE 
  key_id = '50550fe3c19b5ccfd02e1c3cc624982d5f8b5f61b8225c0c56c6a9bc8b9feb74' 
  AND (
    token = 'gDT9nYDW7iO1jT590Vdf4QHMfBdkztK2GBNrP4F6b7U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )