UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zMGFBP7aJwzmz1x40tH2FRFPgraiVwlJRufFHUMIUA0=' 
WHERE 
  key_id = '9e43d77095ad918ddc8166a01d95f27d04a17990f7c025b731d43f140b74fce0' 
  AND (
    token = 'zMGFBP7aJwzmz1x40tH2FRFPgraiVwlJRufFHUMIUA0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )