UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b6RfEqBMoe73rfpP7EDjUahQCIIG8155gqUGOtUOKvM=' 
WHERE 
  key_id = '53c69e5dd7a3a2d77d79b58bb9f458a616dc4f3977b16c40db0a3dee65683768' 
  AND (
    token = 'b6RfEqBMoe73rfpP7EDjUahQCIIG8155gqUGOtUOKvM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )