UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n67oUmUT0O7GuE6wdm18L8C0dTUt7QffqNFzPIBOC9o=' 
WHERE 
  key_id = '5546b6b9c92f798d7552bc849de92b9a9a7ff9ff2d2233327f652877d893834a' 
  AND (
    token = 'n67oUmUT0O7GuE6wdm18L8C0dTUt7QffqNFzPIBOC9o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )