UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kkqNUGo6cbHxgQQMawDM6RIkWuPFnU2OyYYTH0dUUkc=' 
WHERE 
  key_id = '31502c384c3eccf24428857a6ec2a84cde5b39f421f90d7c0d3c20b6149b3abf' 
  AND (
    token = 'kkqNUGo6cbHxgQQMawDM6RIkWuPFnU2OyYYTH0dUUkc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )