UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R5XW5dtnEsvNTACaQcRLP+ew/B0f1hHoH6MFRja+Nz8=' 
WHERE 
  key_id = '7e61f644c3114f867f48bd958a21733d87a37a546a9141f5accc57b82276065d' 
  AND (
    token = 'R5XW5dtnEsvNTACaQcRLP+ew/B0f1hHoH6MFRja+Nz8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )