UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jfuWQ5MWwQEUYhsJqjaDli4od8yhdJsQ39FDhqcUuMU=' 
WHERE 
  key_id = '93c7c078d46b050c947d125a8cc0ab698dec9d18147115d3f5f37abda36d63d7' 
  AND (
    token = 'jfuWQ5MWwQEUYhsJqjaDli4od8yhdJsQ39FDhqcUuMU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )