UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yp19bfdCs27TUULJ8JmUiKbaRhDn3SzsLEjGzT9IEcs=' 
WHERE 
  key_id = '31d155470b5904443eed268d9720f993c34bae69f23d325271f83bde552ac4b0' 
  AND (
    token = 'yp19bfdCs27TUULJ8JmUiKbaRhDn3SzsLEjGzT9IEcs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )