UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '21zFotAfOmYm9v2IpIRfrEJ5ke3Khb1b/czIE9U7ut8=' 
WHERE 
  key_id = '74b909b929e2fcc57c9c50221986d26d5245a8b20763d810425e048ecddbeaab' 
  AND (
    token = '21zFotAfOmYm9v2IpIRfrEJ5ke3Khb1b/czIE9U7ut8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )