UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zZr6hjnwX8C8Bm0pcNdhTipwYxmUu1YFWWq8kCkifEs=' 
WHERE 
  key_id = '2e5e82550c15b330e5ec553f91fe90675a6a25c2b65f17fb0a7b22933e383157' 
  AND (
    token = 'zZr6hjnwX8C8Bm0pcNdhTipwYxmUu1YFWWq8kCkifEs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )