UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w6Eas/eY6EcvI17/ZPnqjzMkab3ZaXzi0ekT9ZonYRQ=' 
WHERE 
  key_id = '55ab24507e24062dc90043ec8eccb01a9de8c848c7b31a0c05a4d52baf6d7309' 
  AND (
    token = 'w6Eas/eY6EcvI17/ZPnqjzMkab3ZaXzi0ekT9ZonYRQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )