UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '87Tx4+BqkOHlBGbMYdiSlnhpqukn7YHGHaGWoKXmMXs=' 
WHERE 
  key_id = '6e2320483d2b3bb883895e4b7b8235dce9f7dea71cb2d3d0fba13cec97160ca2' 
  AND (
    token = '87Tx4+BqkOHlBGbMYdiSlnhpqukn7YHGHaGWoKXmMXs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )