UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g6Eni99QgvKHyJPfy21qo//HnpM3VW6eYWfaBmd0xX0=' 
WHERE 
  key_id = '539f31bf6c0820c4316d24e1601597aec5e5be1815f62297af571c5335b5ad0d' 
  AND (
    token = 'g6Eni99QgvKHyJPfy21qo//HnpM3VW6eYWfaBmd0xX0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )