UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JqwSv18u52uHbu3YMbHC97FsYlXkivDA8klrenhTI+Q=' 
WHERE 
  key_id = 'e3fb30c9026c4f349a03f7dc02e056d4b60188c6f81b507ae23b062eb7ed631c' 
  AND (
    token = 'JqwSv18u52uHbu3YMbHC97FsYlXkivDA8klrenhTI+Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020