UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zt9RjOl1XGkhgjHH50pLoNh1ms5jAx6dNfWoUHPo4FY=' 
WHERE 
  key_id = '77e2a002d977603cde39cbf22715ac0dbdf809ca90b43ffa694373759e295307' 
  AND (
    token = 'zt9RjOl1XGkhgjHH50pLoNh1ms5jAx6dNfWoUHPo4FY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )