UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Km0x8Spa5LOAOlPMFHMQQtdIqA2JqMztYjiUASkBOYI=' 
WHERE 
  key_id = 'df14a0e485a7b46055c20735082801929a2d7163d578ba924b8ee3f9517a3f08' 
  AND (
    token = 'Km0x8Spa5LOAOlPMFHMQQtdIqA2JqMztYjiUASkBOYI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )