UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g4Sc/fmL/Xn5uyRnogoeax/PzXbdvNSrVqZeVBJsIk0=' 
WHERE 
  key_id = '34eb535d9c044e16e67bbab8d72d553c23b1edd5573521b801ae822739d04362' 
  AND (
    token = 'g4Sc/fmL/Xn5uyRnogoeax/PzXbdvNSrVqZeVBJsIk0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )