UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D2Xa1Kj4U6K2Rb5w8M45iRGhl8Uq1O75FcBlSksBnss=' 
WHERE 
  key_id = '996de2e1c2bf126d9e432909ba17c2bedacc271b86e5e76ab6383dc7eb266df9' 
  AND (
    token = 'D2Xa1Kj4U6K2Rb5w8M45iRGhl8Uq1O75FcBlSksBnss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )