UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wfq/j49lcbujei5xOw6Ltwno7TUmlqJmOeF6QrK94/s=' 
WHERE 
  key_id = '1c42978e2f0f300b585397df973f8440b077b9e4d0826a3efc2ffa08cb965ca7' 
  AND (
    token = 'Wfq/j49lcbujei5xOw6Ltwno7TUmlqJmOeF6QrK94/s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )