UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BVhTfhQCLFJAUjiFeK8vjWmNDfugtuoI7RTjNoudyfc=' 
WHERE 
  key_id = 'dc8cc4a8d9a33398398b4de78dbeb65edd0176187c41670a254c90551752d436' 
  AND (
    token = 'BVhTfhQCLFJAUjiFeK8vjWmNDfugtuoI7RTjNoudyfc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )