UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lJWaqP4rv3jc5abq12pfUcl9CyNXIrH5Omm3A2o9sCc=' 
WHERE 
  key_id = '935c8e28168723474b47c857d5d08f87e07185ba9555f8e48acc608d09646b17' 
  AND (
    token = 'lJWaqP4rv3jc5abq12pfUcl9CyNXIrH5Omm3A2o9sCc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )