UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kkWZXCks1rJFwX50/QqtjtXjfOWNJgCWkSNmiuldl6g=' 
WHERE 
  key_id = '521d232dc4b1379ca99e59ed0b969e85b415f1fc21e89a6c9b0c939a83efab1b' 
  AND (
    token = 'kkWZXCks1rJFwX50/QqtjtXjfOWNJgCWkSNmiuldl6g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )