UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SLG2tH7i+BMF+Ob7F4EoKVH82qAXbDs+Ys30lv3mJPk=' 
WHERE 
  key_id = '28fdb0ddf12c0673c18590050fd8c72ec6ef6e0eb61d2799d037508b26b24636' 
  AND (
    token = 'SLG2tH7i+BMF+Ob7F4EoKVH82qAXbDs+Ys30lv3mJPk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )