UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VshLQNPKdgkDRjm0vFPQedA5dfSWdjKo3vUrUdkHXVs=' 
WHERE 
  key_id = '76a819106f932a09feea5daf8e6ae0f7c9ce25a0d725675ff22ba77804ce6881' 
  AND (
    token = 'VshLQNPKdgkDRjm0vFPQedA5dfSWdjKo3vUrUdkHXVs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )