UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ewt1q7q+asM5uFilYfGMw9jjIBKmxe56q7kq4uHiWW0=' 
WHERE 
  key_id = '681ae5103bfd8456f2f1b277aad6fcef5f1e6a31ecf1f13b46db26ea7bba3c13' 
  AND (
    token = 'Ewt1q7q+asM5uFilYfGMw9jjIBKmxe56q7kq4uHiWW0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )