UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a2ZG8rqxYVJ3/hrZpTJdK97Xb/REeo1eNtPocPeErYs=' 
WHERE 
  key_id = '2c1cf7b6ab4e63e23ade326e1853a7301c67ed35b4e63eb2c12fcdd1f7a4c73a' 
  AND (
    token = 'a2ZG8rqxYVJ3/hrZpTJdK97Xb/REeo1eNtPocPeErYs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )