UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AH+iQRaq82AiMa3Lu0ubhZNI7BTvl2ZG9Hx9iFqXB50=' 
WHERE 
  key_id = '8856d40b96cde881f335690ef8c6888f803ce0e1ba7a7ddbb0c88d4e1a8e2be0' 
  AND (
    token = 'AH+iQRaq82AiMa3Lu0ubhZNI7BTvl2ZG9Hx9iFqXB50=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )