UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Et/zbo2ULhXWYyvRYjqIto+eajhNe0T9v/SCebq88A8=' 
WHERE 
  key_id = 'b260d5c44f014bc1b0359fee09cefdff8d04851712b68c674711d6da909f9923' 
  AND (
    token = 'Et/zbo2ULhXWYyvRYjqIto+eajhNe0T9v/SCebq88A8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )