UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm04G93bp4QWvp27NRN2YStVN+3wje+ITVcp+Gp59uWE=' 
WHERE 
  key_id = '21b36a21a6454cd54e95ff0c6df4df85a46174ba70dc3fc3c804b62407f535ec' 
  AND (
    token = 'm04G93bp4QWvp27NRN2YStVN+3wje+ITVcp+Gp59uWE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )