UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd6sUAUZXVy+qmE7k3ArF8flF36jmCgBsmMbyqN3cWAw=' 
WHERE 
  key_id = '4c1fc865ac4101064310d648691d984ccdcf6221d9f3809554ebca98abd95920' 
  AND (
    token = 'd6sUAUZXVy+qmE7k3ArF8flF36jmCgBsmMbyqN3cWAw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )