UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PQGyN14Hp8U9nrFriGp86YdDFIWSLFtSmjl1d2KVYFc=' 
WHERE 
  key_id = '436b9c5e96ba440922a89d4df4a6ee61655f0bb28c87c45d0595dfeb7ba0652d' 
  AND (
    token = 'PQGyN14Hp8U9nrFriGp86YdDFIWSLFtSmjl1d2KVYFc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )