UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5DCKj7GGrzFZpFIm6xdw1E+4dqXuImshRKqpptrD+N0=' 
WHERE 
  key_id = '30d71172f6045b3e15f377167a63edacfc228e609f45ba9c570850c7dcb9d8e4' 
  AND (
    token = '5DCKj7GGrzFZpFIm6xdw1E+4dqXuImshRKqpptrD+N0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )