UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T+qQsiw61whqqoo1V0uPzwNJkgt3zatDdBs8LOqorGc=' 
WHERE 
  key_id = '434ec4ec1bf5161c66ab148ef1526c755d1fd899d497981c9612fda3830421f2' 
  AND (
    token = 'T+qQsiw61whqqoo1V0uPzwNJkgt3zatDdBs8LOqorGc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )