UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nLG3yty49hZBsq2VVgSgMGmbnXqF2aRc4nsjPJOduHM=' 
WHERE 
  key_id = 'c511a71697bd4bf540936926cd155dcaf79c5f12dcdbf1b012c4a41903af048b' 
  AND (
    token = 'nLG3yty49hZBsq2VVgSgMGmbnXqF2aRc4nsjPJOduHM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )