UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SrPuo4UU3hXlbYvCqWlUvQt+cP6y//hSwJ6xUVbJ8KE=' 
WHERE 
  key_id = '52a15eb68630f971b6dfef98ef24734d14b2cbd57d48cfecb4bef193b031f5f1' 
  AND (
    token = 'SrPuo4UU3hXlbYvCqWlUvQt+cP6y//hSwJ6xUVbJ8KE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )