UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6KsWvp5n+Jn8Exms2NKvJZl7d7x0gFprzstaJ3vceDA=' 
WHERE 
  key_id = '191cb6e945c1932d941166829f41152df0ea621bfa9733147dd6dc189dcfd663' 
  AND (
    token = '6KsWvp5n+Jn8Exms2NKvJZl7d7x0gFprzstaJ3vceDA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )