UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ea6Mn2OmOEG1QxoEBCXxWGIb0jJOWdVGe1l14EjBlkE=' 
WHERE 
  key_id = 'a39615d2001c2fe790808459828af8c87f2a8b9135af7a6f9e63461249ac4231' 
  AND (
    token = 'ea6Mn2OmOEG1QxoEBCXxWGIb0jJOWdVGe1l14EjBlkE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )