UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i6adRKNemYeROOta3tKDhs/aFmW4aKDDF4D4NbzZFFQ=' 
WHERE 
  key_id = '02bced56a98811dc398140df76a12a0478810223721fe1023d0866a0c049b08f' 
  AND (
    token = 'i6adRKNemYeROOta3tKDhs/aFmW4aKDDF4D4NbzZFFQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )