UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '28Ejk3Xnff1LWtM3KJgeySeOmjRko5+1t3GEykZfiio=' 
WHERE 
  key_id = '6864bf0b39a5d2e3001a267130e80c9387b7bddc0cd5ceb0ccf3e1059eedf16f' 
  AND (
    token = '28Ejk3Xnff1LWtM3KJgeySeOmjRko5+1t3GEykZfiio=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )