UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Hc6qlpt96V7rF34fdEunhTDcqOvYo5B9eFGuDXfBigY=' 
WHERE 
  key_id = '9f497406cfe78678e5eb3654d283a333b476c24834c6db8fc22204d2a1266e9e' 
  AND (
    token = 'Hc6qlpt96V7rF34fdEunhTDcqOvYo5B9eFGuDXfBigY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )