UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ehKkqpdhnjrx5Uze1Q643xXNgqvnJXUyxG2xPcD+P/w=' 
WHERE 
  key_id = '716d99dd28fbc8016ffb39c6ae9f15f83f015e234cfa76a500f339fe805d8a7e' 
  AND (
    token = 'ehKkqpdhnjrx5Uze1Q643xXNgqvnJXUyxG2xPcD+P/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )