UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm34/rZ7Atwap2hNZSk8ePhKBixBW10rYGac4CKEjgDg=' 
WHERE 
  key_id = '478946c1d1ec1aef3cb09d2386e64f557d19ded43d9765470a4ae059ac45f042' 
  AND (
    token = 'm34/rZ7Atwap2hNZSk8ePhKBixBW10rYGac4CKEjgDg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )