UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W51dUrewd8xDonxy5IAV9Sot9wboTzKhfUvfY/tQfqc=' 
WHERE 
  key_id = 'ec689bdf75ba466eaa2f1cfaba67127c4587c498d697996ec3e0a67b812b9edd' 
  AND (
    token = 'W51dUrewd8xDonxy5IAV9Sot9wboTzKhfUvfY/tQfqc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )