UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VA2WpFzgGtmIwqrgYa6Bvo76nuDxPnQhuABxBm0y+pM=' 
WHERE 
  key_id = '16c179d7fb135d2e59cc8f9432de2634574b354387790216d369e60c3c3ba59f' 
  AND (
    token = 'VA2WpFzgGtmIwqrgYa6Bvo76nuDxPnQhuABxBm0y+pM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )