UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z9Iy0Z5wFk/irg73u3oWx23PtUtSxaI96+hMBnrvGDs=' 
WHERE 
  key_id = 'a50907736b7f0769630b19e0777eef5b8f447c80234766e532bcd38566bd37c5' 
  AND (
    token = 'z9Iy0Z5wFk/irg73u3oWx23PtUtSxaI96+hMBnrvGDs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )