UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r98tMlgmeo9uCnF/1qoFt6345RQMy9/IyT/WE/fHyVw=' 
WHERE 
  key_id = 'ff856a7513f66e9746a31258deb1dee404437a9383609f206259051f1fe7dab4' 
  AND (
    token = 'r98tMlgmeo9uCnF/1qoFt6345RQMy9/IyT/WE/fHyVw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )