UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E4gi57FwaTT6L8qmWwhFU7MDZHoEFrpbrw3B2qHAlH4=' 
WHERE 
  key_id = '28e96136abb71e2127790150aff2109fb6ee4b9e8ce3fdb55beb4da416d9d404' 
  AND (
    token = 'E4gi57FwaTT6L8qmWwhFU7MDZHoEFrpbrw3B2qHAlH4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )