UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+a1aKdqwLWBllQru/837uHwR3cXqnGEGxpTyTRC2684=' 
WHERE 
  key_id = '75820653d82cfebcc8e26c1d835e5037b29ae73635269e596f2bc90be058b5b6' 
  AND (
    token = '+a1aKdqwLWBllQru/837uHwR3cXqnGEGxpTyTRC2684=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )