UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MXa3Vjs1ui5ncKnvGGcNZtlGDu6olq9/PAlZHqZLg0A=' 
WHERE 
  key_id = '3a3974b9e7c6fe4f8d7af4e9bf5202f51d60c07be1f097873320bd16fc121674' 
  AND (
    token = 'MXa3Vjs1ui5ncKnvGGcNZtlGDu6olq9/PAlZHqZLg0A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )