UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SHC4BGId1J8lF75vQBFc5HpOhdxr0JeUeZfxPx73Sdk=' 
WHERE 
  key_id = 'a6fb919b2d1140948ec6349f101a70eb8aca21e03d74cd1b1466b19d7ac82d0b' 
  AND (
    token = 'SHC4BGId1J8lF75vQBFc5HpOhdxr0JeUeZfxPx73Sdk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )