UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w6ZWt7RWSdLEp9yGOxwhzZ2GQs1VVkeL91zpBGjRkSY=' 
WHERE 
  key_id = '3068d8dea0fcc86d9e609a3ed5a0315077e5848ad73d4a5eb27df58ac19fa4de' 
  AND (
    token = 'w6ZWt7RWSdLEp9yGOxwhzZ2GQs1VVkeL91zpBGjRkSY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )