UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4t6RcDHrg6pH0IRcLcDH9lKSj/BVMy9OFc0NSlnUlrU=' 
WHERE 
  key_id = '64768d8b0379e48d881ce59b9442b585329094d3639423b8df5773db28648f14' 
  AND (
    token = '4t6RcDHrg6pH0IRcLcDH9lKSj/BVMy9OFc0NSlnUlrU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )