UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O+t8jkn1CA9D2AvbdpFghYxVk32zdfdVcwncjb8yVQY=' 
WHERE 
  key_id = '3cd942e9f595f1c3f04af50dfb19015b6148e4b84112ce5942e3a8592d846348' 
  AND (
    token = 'O+t8jkn1CA9D2AvbdpFghYxVk32zdfdVcwncjb8yVQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )