UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TowJ9LGhMOJB3QHp4ZAVg2r1L4LsjxK5tf/HDQTNo+4=' 
WHERE 
  key_id = '247de548f913242cdc7e67e951da077604548874dbc70b3ce41ad8b12049a00f' 
  AND (
    token = 'TowJ9LGhMOJB3QHp4ZAVg2r1L4LsjxK5tf/HDQTNo+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )