UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EWDfk6/CH8iWoLp/HlZ0CJuWZ0MANEJGYVZhXaofpU4=' 
WHERE 
  key_id = '7ed6f9536869180d3f6447fc1bf7a33f79ba99c1fd966eec0ccbe507f6586ce6' 
  AND (
    token = 'EWDfk6/CH8iWoLp/HlZ0CJuWZ0MANEJGYVZhXaofpU4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )