UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RO4zPmDfQPPdCh4iakwTPfxlYLqgdnKTgrosSLuw5ls=' 
WHERE 
  key_id = '2e40ca7a5a15afdcc14ff25fdbecf05113cdb8f868c24671a0d5302c617af7fa' 
  AND (
    token = 'RO4zPmDfQPPdCh4iakwTPfxlYLqgdnKTgrosSLuw5ls=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )