UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eiCkxc8gdoxiKOFDrON/iH3df22quUIldleps0+T/UI=' 
WHERE 
  key_id = '3d66a3acbf35c8802a2cad9d969e62b83b0318a68f9697c955ad51356122e300' 
  AND (
    token = 'eiCkxc8gdoxiKOFDrON/iH3df22quUIldleps0+T/UI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )