UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b4W92WkmOsTAg4eX2b2bYyL7DZBi2ceBJr6Po9qa7Yo=' 
WHERE 
  key_id = '6f7f5fe10c53cdf82d81146f5d1393884c50919e4becdb31789ec7d680fa6880' 
  AND (
    token = 'b4W92WkmOsTAg4eX2b2bYyL7DZBi2ceBJr6Po9qa7Yo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )