UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R82WMee27odZd5CwBY05SSVH6j3+9greu46cX32lRpk=' 
WHERE 
  key_id = '3731202844525cc2989e4bebc6187e303cd4b09ba86182bf52fb8c1d1098857a' 
  AND (
    token = 'R82WMee27odZd5CwBY05SSVH6j3+9greu46cX32lRpk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )