UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'px64BEyxRI5Hu8nnRFH5qoOF0CJGaL4WoFGvVmTLcYA=' 
WHERE 
  key_id = '1b328a4cf808ef767a704224b172b98f99e055bfda7a828732d7beefae468108' 
  AND (
    token = 'px64BEyxRI5Hu8nnRFH5qoOF0CJGaL4WoFGvVmTLcYA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )