UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MTwbAbDLmjMk+MQ3azb+oQwz8q8uAXaDaNqEKCiLbBU=' 
WHERE 
  key_id = '99f98c84fbc79af970f49a6cdfb4f021e8abf46b846d4266c2c858a0d6f5abd7' 
  AND (
    token = 'MTwbAbDLmjMk+MQ3azb+oQwz8q8uAXaDaNqEKCiLbBU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )