UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UNsSQxPEmmKdeJXG4HD/sUsRF/OIyME2HcCnO9h4/NU=' 
WHERE 
  key_id = '0b40273c61be77d108aceaa752b409f78f31f71912109eb195f5224837ab865d' 
  AND (
    token = 'UNsSQxPEmmKdeJXG4HD/sUsRF/OIyME2HcCnO9h4/NU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )