UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UeGFihO0H8QDDlaE6ewzSAleehmqeVw42t85DFGMrYU=' 
WHERE 
  key_id = '2ad7dffd1e1c255e62c6af90b139ce28eb21dae052563a566ef62dd6add601b5' 
  AND (
    token = 'UeGFihO0H8QDDlaE6ewzSAleehmqeVw42t85DFGMrYU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )