UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '39x99cFSni7NAOxqvm6hfrDQaE+CGwfRSUxgk4nLA5U=' 
WHERE 
  key_id = '453d89c8b71538b729241147c4e851c4d183bfcba2a30e0fa96e908758502483' 
  AND (
    token = '39x99cFSni7NAOxqvm6hfrDQaE+CGwfRSUxgk4nLA5U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )