UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eEM3KPsb0xcdk0zUTlWfZOt9pk7BBLbknz8KNbUVcsg=' 
WHERE 
  key_id = 'd2c8751537e524e67faf10542efe3158f71c3d1299f357104b3958515eda3330' 
  AND (
    token = 'eEM3KPsb0xcdk0zUTlWfZOt9pk7BBLbknz8KNbUVcsg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )