UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HJL9rk+au1qbW9ern8p/hZDVuVJ9MWAc69UkNRYN7Ts=' 
WHERE 
  key_id = '50c2283b1931b1eb291e261b503aaa8668003f4eaef8bccde59b3fe8a6d8ed6d' 
  AND (
    token = 'HJL9rk+au1qbW9ern8p/hZDVuVJ9MWAc69UkNRYN7Ts=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )