UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WjKqD1Be8xHayjH+G6TjyLKcXgqWXBoTZd6V7UQnHi4=' 
WHERE 
  key_id = '421779c8ea6dc4a236786a8eef009f7a51d4f493874869cb3170253a4c124ad3' 
  AND (
    token = 'WjKqD1Be8xHayjH+G6TjyLKcXgqWXBoTZd6V7UQnHi4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )