UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mEk0m0jTo8mjeBGJNTu1ObHS2MQebf3W4AZEkKdn9G0=' 
WHERE 
  key_id = '59d61934711774df2ef571c67e9e25560ec60285302f67e58388c8a1bf1d0d85' 
  AND (
    token = 'mEk0m0jTo8mjeBGJNTu1ObHS2MQebf3W4AZEkKdn9G0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )