UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TkEkr1NUyuyawBIptFCjUYOdad5LjjK9QZsPPLfTpz0=' 
WHERE 
  key_id = 'a82955a8d511f2efbf741d825c42e794adf4138d8188e84835fed1a99960d0c3' 
  AND (
    token = 'TkEkr1NUyuyawBIptFCjUYOdad5LjjK9QZsPPLfTpz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )