UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y8rXciazEFPy7cktUJrXqNYCyglzg0VIkNm7sVxVtXo=' 
WHERE 
  key_id = '24155f119e2a0b24a7d925e6d1e0e661cb2166b64d7b52821948a6093988e64b' 
  AND (
    token = 'Y8rXciazEFPy7cktUJrXqNYCyglzg0VIkNm7sVxVtXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )