UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I8zu3JL6x32QzSseC2BSpp8HgejU0WloEE01QnHSmvc=' 
WHERE 
  key_id = '539f0a757baa5eae1ede2cb44857ffdb8a3edaf98b1071bd7c1c5b05e13c9cf1' 
  AND (
    token = 'I8zu3JL6x32QzSseC2BSpp8HgejU0WloEE01QnHSmvc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )