UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KW6zH/RCxPcx2nNG2jkcJrGmWojd8HoUX2QHcziIhdY=' 
WHERE 
  key_id = '512cd34b2413e851238e45704cbf1ea77cf4c5a48f790b8b341c5a79ab3dcdf5' 
  AND (
    token = 'KW6zH/RCxPcx2nNG2jkcJrGmWojd8HoUX2QHcziIhdY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )