UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kwjPhGyfYAHKT2cBfKV6jrAu3TMx1JSXZ9RtbGRYrYg=' 
WHERE 
  key_id = '39cce7c3664d507acc50cd96045119ed800927d100ee249d4dad81a2cce2bdf5' 
  AND (
    token = 'kwjPhGyfYAHKT2cBfKV6jrAu3TMx1JSXZ9RtbGRYrYg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )