UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S+NoZeEe5c5DdOxkMmg6Xv9llFZ5plWwuX0YxqtLHds=' 
WHERE 
  key_id = 'e921c0b0af68f31b899030101d70f1cbb743fe2a5955b7de2476715a2e64aced' 
  AND (
    token = 'S+NoZeEe5c5DdOxkMmg6Xv9llFZ5plWwuX0YxqtLHds=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )