UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cx/kWmn0oI6BUyHIvIvDCuoMOcstDzi3zxulQAFsJNY=' 
WHERE 
  key_id = '784198379ff0ba8b8a8d91c624348e4fe3e005428ab243cd74f2c7441c41b8b6' 
  AND (
    token = 'cx/kWmn0oI6BUyHIvIvDCuoMOcstDzi3zxulQAFsJNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )