UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6tLGC7Ktvp0t7EaauejwRbFdQIojtNf+JGEvUtFYJ2w=' 
WHERE 
  key_id = '5938431f88750bac3a4ea084f8535e3955b96f01f55f3a8f076f1c5c1d6e5db3' 
  AND (
    token = '6tLGC7Ktvp0t7EaauejwRbFdQIojtNf+JGEvUtFYJ2w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )