UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KlzQkk3+Wa4hAciFw+Sm69znJxRoVvAyHebCtLBvkj0=' 
WHERE 
  key_id = 'a52ef8700b2b3022ed32137fcaac23213ed4b3d0b970e802b9dcf5fb41d30ffd' 
  AND (
    token = 'KlzQkk3+Wa4hAciFw+Sm69znJxRoVvAyHebCtLBvkj0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )