UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'exM0lRDyJKQpGxQVwQtIO4+pgIkoIqS9du11StZtwSQ=' 
WHERE 
  key_id = '1fc01540879d158f2688ff8f50d3e29a9799c07886a69c8b6b788c03dc99b345' 
  AND (
    token = 'exM0lRDyJKQpGxQVwQtIO4+pgIkoIqS9du11StZtwSQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )