UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/l5ASGZfkcx/KBh/ZEpn+V769QfSmZQZER+TPx5QO6w=' 
WHERE 
  key_id = '878ce881822ad349807c073504a4eb3d94096ab32bc60bd103eaad72c681af71' 
  AND (
    token = '/l5ASGZfkcx/KBh/ZEpn+V769QfSmZQZER+TPx5QO6w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031