UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iK0dXurNpwAmUsl6fFl5bjivwaZrtssvs2wd+BpHuys=' 
WHERE 
  key_id = '641964b9eba37d6641ef30fd8c5b272807175b49f9f19908c5b8f7e9cc584a91' 
  AND (
    token = 'iK0dXurNpwAmUsl6fFl5bjivwaZrtssvs2wd+BpHuys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )