UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6MYp+yQ7ttJciPWjih5vC6ipuYL10bGDr5Q3YfWMpDM=' 
WHERE 
  key_id = '722bd9d547576aa007f0e47966079993bc16041d2364e1c164119282a67df30a' 
  AND (
    token = '6MYp+yQ7ttJciPWjih5vC6ipuYL10bGDr5Q3YfWMpDM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )