UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C7990/SRr/Tne2aPZHUTrRhNU3vdvtxoT5cT+QPY+PU=' 
WHERE 
  key_id = '9c999b5a63d2b01d5a1e533faad944f31f8c8fcdfe6c75475dfecb6c9770b545' 
  AND (
    token = 'C7990/SRr/Tne2aPZHUTrRhNU3vdvtxoT5cT+QPY+PU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )