UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RS4ACMmDtvyu34sHuy83vzq63WVmYKb2Gn3FzgT70hA=' 
WHERE 
  key_id = 'c504c3e83a3729b7634c028397ab06829a7bb7b079778ad1e8543d4230484a4f' 
  AND (
    token = 'RS4ACMmDtvyu34sHuy83vzq63WVmYKb2Gn3FzgT70hA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )