UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LG8kInFOkZqjregokPqzW+TRBJNEx8ZxTtlP9Zifehs=' 
WHERE 
  key_id = '846e58490bcdc6957d448dd2dec9d13c184f8741dc7de0dfa01370e81cc3c878' 
  AND (
    token = 'LG8kInFOkZqjregokPqzW+TRBJNEx8ZxTtlP9Zifehs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )