UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MZn+gU7V5XTkcJXAkZPhXMO2hAdclS8bLDPXSBtkT6E=' 
WHERE 
  key_id = 'd27da1e377d74bf3856870536586b476141f7cc968c6b9261ebe05ca93586fe3' 
  AND (
    token = 'MZn+gU7V5XTkcJXAkZPhXMO2hAdclS8bLDPXSBtkT6E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )