UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8N1CXZ0ACy3VoWKrizllFy44YylrewJxl8pFEmtqDok=' 
WHERE 
  key_id = 'c75a3028e2f1a8927216194ba0be038c7e192da7c86c1fe662c59f64571ce286' 
  AND (
    token = '8N1CXZ0ACy3VoWKrizllFy44YylrewJxl8pFEmtqDok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )