UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vkDJRcqhCH2vZh0sH5UCtoBNKPb8oQ7/vvW7chw/Kfc=' 
WHERE 
  key_id = '2a2b9e3b70683731556274b426a24dc394b0d0e0c54d7b99608e832782e759a5' 
  AND (
    token = 'vkDJRcqhCH2vZh0sH5UCtoBNKPb8oQ7/vvW7chw/Kfc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )