UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K2TsKOSCHhvPOL0dki5fpsMOIAhBSulbDarF0L+q0oM=' 
WHERE 
  key_id = '6b93a049f7d3081d65e5217f6f69eebefe3c50641795f1b9ddbd11a162b84de7' 
  AND (
    token = 'K2TsKOSCHhvPOL0dki5fpsMOIAhBSulbDarF0L+q0oM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )