UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bDx+w2r+NfGVRLJ85DMaTOlPVoux7GznzYsuo1ycdkU=' 
WHERE 
  key_id = '7e542fa345cd3d440ab52b6412d4d9baac0167f3f7d9b5edee869249bde9e0ac' 
  AND (
    token = 'bDx+w2r+NfGVRLJ85DMaTOlPVoux7GznzYsuo1ycdkU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )