UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I4sdK4jL/vrMInY49XJVhccCZgWBcVTzIkTiQSZIonE=' 
WHERE 
  key_id = '6e27f61f9bc90d514aa839a47d833e6a6b646d7ea523c8883df6ad435bc9332c' 
  AND (
    token = 'I4sdK4jL/vrMInY49XJVhccCZgWBcVTzIkTiQSZIonE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )