UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E3UrCq8Vobx7JNfcWh3B/xo7DlVZPx7ETTzPPn9MUUk=' 
WHERE 
  key_id = '21b7078e80b31df6b7fa6d6b34b1aa7d5099238aa2914fd743fc131e4a484e7a' 
  AND (
    token = 'E3UrCq8Vobx7JNfcWh3B/xo7DlVZPx7ETTzPPn9MUUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )