UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g5j+s/lPLFHf3Ey+fHQjUYUP6x2c/jdnrrcoHfqSPfo=' 
WHERE 
  key_id = '03a52364229649a04f0ed6f916ba7e7f4f1ac71d5cab75020cd53f1d19beaa16' 
  AND (
    token = 'g5j+s/lPLFHf3Ey+fHQjUYUP6x2c/jdnrrcoHfqSPfo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )