UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8mf52a/fIcf6s8qjVyoL5/soYVgEXlFoQVqBhpaHFis=' 
WHERE 
  key_id = 'cae7f27276802b2b2b6eff85fa8aa65e0e0e265310c0de5e498775b1187e5fd9' 
  AND (
    token = '8mf52a/fIcf6s8qjVyoL5/soYVgEXlFoQVqBhpaHFis=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )