UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZTgYq0jqt5vfyqenqtj6yusKp8zboCfIwPi4O03Am74=' 
WHERE 
  key_id = 'df77a21bb2a7bbf88c0c0f2efcb0494027f91d11d23ea8f35384d7a64aed8289' 
  AND (
    token = 'ZTgYq0jqt5vfyqenqtj6yusKp8zboCfIwPi4O03Am74=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )