UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Omc1sXOASNWrh1wvaT5iSFchq5KL0meiooQFjsHn2VU=' 
WHERE 
  key_id = '40a1ebe5dcf0293e6a1feeefef4ca06ecee26665fb5b128241b617da61735d99' 
  AND (
    token = 'Omc1sXOASNWrh1wvaT5iSFchq5KL0meiooQFjsHn2VU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )