UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sR0UpnXjRBW8XQLB2Gx7TA6Dt8PQOOnfWGCgvqA/w+Q=' 
WHERE 
  key_id = 'a6da3d48c9e915415ce01c0133ecee799559c434ee39c7408b48528eb9ca3179' 
  AND (
    token = 'sR0UpnXjRBW8XQLB2Gx7TA6Dt8PQOOnfWGCgvqA/w+Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )