UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q26JyhQz6sIGMUxkUjWfnxLu55G/hZrWqCKjHkq9E4w=' 
WHERE 
  key_id = '2a8270a53ca088053a9e5604dc3255e8c626ca8011121075806b6e3a364e4e62' 
  AND (
    token = 'Q26JyhQz6sIGMUxkUjWfnxLu55G/hZrWqCKjHkq9E4w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )