UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I2/rxl6vBHMDMqOLWe08JYhd9LWw2qqCjTfQ1nJTH1E=' 
WHERE 
  key_id = '8943ece37f10d37bc3b084a84f0ec5713ef1139f57951f4e31e20dde38463027' 
  AND (
    token = 'I2/rxl6vBHMDMqOLWe08JYhd9LWw2qqCjTfQ1nJTH1E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )