UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fH2KQk5WV+Vgg6w7qBj0lBbPKJPRY2HTfGc/BofX0sI=' 
WHERE 
  key_id = '939414a93f1b51942a25f8774a6d387158c5749e011c0a658c9741e9ceda3f05' 
  AND (
    token = 'fH2KQk5WV+Vgg6w7qBj0lBbPKJPRY2HTfGc/BofX0sI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )