UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WWcnVAc4LwWqAjNH15Rws2LlqPlNt9Ebie7lnIkKop0=' 
WHERE 
  key_id = '97be0b47f0cdad25822d221c6d82ee53d7d746164345c182ada89da7534319f8' 
  AND (
    token = 'WWcnVAc4LwWqAjNH15Rws2LlqPlNt9Ebie7lnIkKop0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )