UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pUGJukoT35N33dhxdeFB53wipJP0tX2XGwc4zyWfAlA=' 
WHERE 
  key_id = 'ad5a4effb454c0fdaca31a49f3acbfbafbd9a0193a143d43615229a2ff5ef54d' 
  AND (
    token = 'pUGJukoT35N33dhxdeFB53wipJP0tX2XGwc4zyWfAlA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )