UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IvNGZ4IAkSk3yFmWeB0PHPKgHA03USzRcrcf2h79UNQ=' 
WHERE 
  key_id = 'a687df7ba1032f8e8a2d037f48bb76bb620b17d71645af511dbf2a0e3d5976af' 
  AND (
    token = 'IvNGZ4IAkSk3yFmWeB0PHPKgHA03USzRcrcf2h79UNQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )