UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VMWXfEPmvlB3YanVZIqa+WQc4zbZEtfQRDkYwCYFyL4=' 
WHERE 
  key_id = '29f033092294e7d9b620855366092e29fc5c247c656f278f7dfd6d0f575e4249' 
  AND (
    token = 'VMWXfEPmvlB3YanVZIqa+WQc4zbZEtfQRDkYwCYFyL4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )