UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TcI79p3wYVW8GzV2kQuCHr5A9Cj6UYtssrT6JjMSCRM=' 
WHERE 
  key_id = '5ca7a92d1855f87b537b845df9d4b667a705130f6b031090e9954c679d516fbd' 
  AND (
    token = 'TcI79p3wYVW8GzV2kQuCHr5A9Cj6UYtssrT6JjMSCRM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )