UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n76dw3VRyNurpHDITZTni4gEXIYriDvJMSRn/iJWHW8=' 
WHERE 
  key_id = '3f70891965e16340345a46ee337cd4c660e96c1d49d8e4df4733199f4907934c' 
  AND (
    token = 'n76dw3VRyNurpHDITZTni4gEXIYriDvJMSRn/iJWHW8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )