UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ejHAwktesoJv/hxVm7bbEo/2vxMlaMGxxxvphHUborU=' 
WHERE 
  key_id = '2c4d356b96331428c4dd31bac7e6bd100f2a0c7435e5115194dc987d413d0e1e' 
  AND (
    token = 'ejHAwktesoJv/hxVm7bbEo/2vxMlaMGxxxvphHUborU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )