UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MWQHaPeJnSDh8B2eYn2e6NEuOnmPkrqogkCaELfzcHo=' 
WHERE 
  key_id = '36ba31ac272035f4c7ab16bf703e17d4539b7a2935387eb9c5ebc3e9e4a99c36' 
  AND (
    token = 'MWQHaPeJnSDh8B2eYn2e6NEuOnmPkrqogkCaELfzcHo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )