UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mmYBc01icg6MsIR0ovw7dk0wDgf0iNP8JKlor39avyg=' 
WHERE 
  key_id = '4f68e02873d8b2e4d02d7632a1e92283d82dad4a6e21b1c6f91afa1f5c1b41f0' 
  AND (
    token = 'mmYBc01icg6MsIR0ovw7dk0wDgf0iNP8JKlor39avyg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )