UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V5nsMFi8PLCkLJBS9xEPlarak/GTeqJ3FboiwjenKUs=' 
WHERE 
  key_id = 'aa838e17ecab67497312efb1de626a527a099e763e30a85a03ee9f816be916e8' 
  AND (
    token = 'V5nsMFi8PLCkLJBS9xEPlarak/GTeqJ3FboiwjenKUs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )