UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bvUMP/6LVN5rIvjc6m5lLv4yHS8L3B+hu8jmPliJKNk=' 
WHERE 
  key_id = '43b76b568048f9089aa044df1aa4046398b108de0523f309e1f834ad389c32a7' 
  AND (
    token = 'bvUMP/6LVN5rIvjc6m5lLv4yHS8L3B+hu8jmPliJKNk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )