UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jmiPdM5FQjVpXRg0MhCd21E7CSNjE9xP68N5OBYfbvk=' 
WHERE 
  key_id = '847932c78b9bd79d37eb241d539d1b22c97eda3155619537cb229f921ebd055f' 
  AND (
    token = 'jmiPdM5FQjVpXRg0MhCd21E7CSNjE9xP68N5OBYfbvk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )