UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CtEzSmEh7nWWx+9JRmSkMKfRMnAD7Dt1BuLKGDKM/DU=' 
WHERE 
  key_id = '5e52a023f96870ca551d2b9a492f9a324f1d4a268b5e2a024529088cde0e4d52' 
  AND (
    token = 'CtEzSmEh7nWWx+9JRmSkMKfRMnAD7Dt1BuLKGDKM/DU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )