UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5fBrXdjFe+gPenLQfYX/Z9rTqXko43clSv0krFS4c0Y=' 
WHERE 
  key_id = '5a6bf54d224ec174ae689e90911d398940b4aadcb761736e8ee313d0e34500df' 
  AND (
    token = '5fBrXdjFe+gPenLQfYX/Z9rTqXko43clSv0krFS4c0Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )