UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bTORA4cOAf4xwViXR7dNlvaDQEEFZLleUnCwjpL9RMM=' 
WHERE 
  key_id = '4d98525d45a3ed79945b207e016576884260395a7ab683cc32ea34bce8af7a43' 
  AND (
    token = 'bTORA4cOAf4xwViXR7dNlvaDQEEFZLleUnCwjpL9RMM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )