UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ebJTUI6nbafoZ1S1YnWgMzWC9A4A/SFjaxzlkmT+7zs=' 
WHERE 
  key_id = '68ee57a4b80dec3ffad280385108f7029401222e8005b83244538a98210af893' 
  AND (
    token = 'ebJTUI6nbafoZ1S1YnWgMzWC9A4A/SFjaxzlkmT+7zs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )