UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n2M/4y3LhBqAPDxOI0cZUOI1pnKqrQJZrGPiJGoKUR0=' 
WHERE 
  key_id = '804692ef80abfe7915535d1cc18a2fb67738f63991b25f79a03a6fa8a928fd8e' 
  AND (
    token = 'n2M/4y3LhBqAPDxOI0cZUOI1pnKqrQJZrGPiJGoKUR0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )