UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dHXTiVOevdF4s/miYNnTPUpOuYdLcVfL6yPvfWgU/84=' 
WHERE 
  key_id = '10c2f52b7d81ed46d68923ed8ddb27a9714dadb3b31f9f0002ab340c0ecf3951' 
  AND (
    token = 'dHXTiVOevdF4s/miYNnTPUpOuYdLcVfL6yPvfWgU/84=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029