UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bAy+HRW8XBfJ9DiHbVE8JKg7BAD/1C76sRL3PI8527o=' 
WHERE 
  key_id = '1a50e45c8c03a0cea50239eda7e25b3b42b4d43eaebff5b7b9f6c91529577add' 
  AND (
    token = 'bAy+HRW8XBfJ9DiHbVE8JKg7BAD/1C76sRL3PI8527o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )