UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7fOirs8Ydtengu1+0AFuN8UR9VEjUeh+3OBb4RrxDWY=' 
WHERE 
  key_id = '767ab6834dcb2fb759bf245d629974d231934943592b689b4409f7e140ef0b96' 
  AND (
    token = '7fOirs8Ydtengu1+0AFuN8UR9VEjUeh+3OBb4RrxDWY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )