UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'THQaxliIBRrBpLiiHhwVXyOU2SWLpUCHo2IX4TXK6AA=' 
WHERE 
  key_id = '718bd916d2f2ccddc132efe508a6a3e785518a043677c41396146a3a61863be1' 
  AND (
    token = 'THQaxliIBRrBpLiiHhwVXyOU2SWLpUCHo2IX4TXK6AA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )