UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6HVfdaaiCE+LA7+q9ngWrJMQbj2lsWmmYvdjR0vfmuk=' 
WHERE 
  key_id = 'cb935bda7a5ffe9fb0786156cd7b4afa751d7eb9bf869506cc592f003df7b4bf' 
  AND (
    token = '6HVfdaaiCE+LA7+q9ngWrJMQbj2lsWmmYvdjR0vfmuk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )