UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KHFlftUHma6NWSL+OL8MqbGGl1ukbsIyD24rhPGnGxw=' 
WHERE 
  key_id = '8209a0efe0349638a49668cf4e340a669a81844e0a911255861a1965220d7771' 
  AND (
    token = 'KHFlftUHma6NWSL+OL8MqbGGl1ukbsIyD24rhPGnGxw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )