UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UCGgXvZJdHwX8pgRl8vCkKCQOboXsilhUdAPSEjOAag=' 
WHERE 
  key_id = '1b7a935d7ceef4da679a4f6b25e889da3ac9dc5bb19202049a439bddb06ab544' 
  AND (
    token = 'UCGgXvZJdHwX8pgRl8vCkKCQOboXsilhUdAPSEjOAag=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )