UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TwhvdEPvCLPtQ3ggw1ItC+uxd4jM0hK0umAsUQuBfy8=' 
WHERE 
  key_id = '6bde9259254d8233911588ead9086d15664357bf94ff308611a6073b8589784d' 
  AND (
    token = 'TwhvdEPvCLPtQ3ggw1ItC+uxd4jM0hK0umAsUQuBfy8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )