UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SKsVxiXX+Owu4etZwFcxlZTfeu2iW0IXWcH+TRghR34=' 
WHERE 
  key_id = '83bb0338cce52ceeb5f9d3ae0d667f76489a3070062f70f5b634c4c7bc0b3e2f' 
  AND (
    token = 'SKsVxiXX+Owu4etZwFcxlZTfeu2iW0IXWcH+TRghR34=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )