UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'znVC6iznFfHUY5i3LF+DTMjEy0xYctiCr/WaSKdCGq4=' 
WHERE 
  key_id = '5c3042aa976b944b21a947a1d4ad44264f9bc6a8ef90dc5475ce94503ae598d6' 
  AND (
    token = 'znVC6iznFfHUY5i3LF+DTMjEy0xYctiCr/WaSKdCGq4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )