UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oa3gbP7gB2YS17IN+zpOxcw1g+GRC2OykbOC9TVHAF0=' 
WHERE 
  key_id = 'c6836d136e33d7c7c89bf48a594c6554d1a8ac4ee48272a41d28ece61123880c' 
  AND (
    token = 'oa3gbP7gB2YS17IN+zpOxcw1g+GRC2OykbOC9TVHAF0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )