UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bD4HBdTVLTVG5Ol7A6q1kD2c9YWKtkikF1SY6AU8mxc=' 
WHERE 
  key_id = '76e21b79450b381ef1092631ba7e80af2d79cde1e032763cc5a7e33d755c5164' 
  AND (
    token = 'bD4HBdTVLTVG5Ol7A6q1kD2c9YWKtkikF1SY6AU8mxc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )