UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PO/S+aRoa3KZ2EbUOqcGBAm3bn+A8KKHPHbaKBak370=' 
WHERE 
  key_id = '621ff0a6a86929d9e2df0dde7ef3f726050ded512341e5c0eef203723d0ecb42' 
  AND (
    token = 'PO/S+aRoa3KZ2EbUOqcGBAm3bn+A8KKHPHbaKBak370=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )