UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rl5L46cCJr/XYsRpP3bk7uY1/AoxO6xdR15Y8wSCjng=' 
WHERE 
  key_id = 'a4f2ab777dcbff394a98e89f2cd8ee27ba9e66704fd8196b24ac5904991e4cce' 
  AND (
    token = 'Rl5L46cCJr/XYsRpP3bk7uY1/AoxO6xdR15Y8wSCjng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )