UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'guRDWD++nmGj5hSusyCkqa5gVzstGQxkVMGiHqbRSYA=' 
WHERE 
  key_id = '21124086cc5c911a783f9a7733001e61a3bb4cdc59f9c36b7ca8e81b3f5921f5' 
  AND (
    token = 'guRDWD++nmGj5hSusyCkqa5gVzstGQxkVMGiHqbRSYA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )