UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rxb5+CZCWJEnISvMoWkBq9nsc3EuNDP15ugSAvzJP4o=' 
WHERE 
  key_id = '4421651f4164ff32be81976f1042cd3559636851beb35ac27e43defdfed022d1' 
  AND (
    token = 'Rxb5+CZCWJEnISvMoWkBq9nsc3EuNDP15ugSAvzJP4o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )