UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MZIhf9WmOmt94EV6aJw/3B6nbGDcjLRFIm0uqMnFSls=' 
WHERE 
  key_id = 'b768d5c6e7bc4afe4384572486c48f90336d5f3ec32d6220da0addf3e64caee1' 
  AND (
    token = 'MZIhf9WmOmt94EV6aJw/3B6nbGDcjLRFIm0uqMnFSls=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )