UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r50tuqb62Bknbiz4JNoDvAlwTVKLHFzJNSJNCFAeGI0=' 
WHERE 
  key_id = '26ff0a89cae262e74d25e4e49aef6726ed0bc355a8581a07aa8d420cf1c581e7' 
  AND (
    token = 'r50tuqb62Bknbiz4JNoDvAlwTVKLHFzJNSJNCFAeGI0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )