UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Hgt4sBoH4LEcvNnEQNVSgUpjthC4YXFWCFggzBYJAAQ=' 
WHERE 
  key_id = '6c2383e240f141c5772934d857ae3374f2a1a5dabf553a300bc381c690b393d9' 
  AND (
    token = 'Hgt4sBoH4LEcvNnEQNVSgUpjthC4YXFWCFggzBYJAAQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )