UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v6sET4bP5rDQYTN70vbzRw8jAeAZh6HNwnqvI72Wr6o=' 
WHERE 
  key_id = '23cf49a20f6e89d120ba4929324991efc770c314710e1afca49934cd934753a3' 
  AND (
    token = 'v6sET4bP5rDQYTN70vbzRw8jAeAZh6HNwnqvI72Wr6o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )