UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SjcjutDoi+Nl37+nAFZr2XkaoqJWo6ck+wW+K//6e64=' 
WHERE 
  key_id = '6a5a82f75854406364db034c8dccf5831d4f5749f526dd00ea05d842c7e941d0' 
  AND (
    token = 'SjcjutDoi+Nl37+nAFZr2XkaoqJWo6ck+wW+K//6e64=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )