UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YyTwP8k9oDC6UJ/Ix5CYW/l7rNC6Ls1nQogyLP0/pmU=' 
WHERE 
  key_id = '830cbb681a273430f53d397307d6b8fbd23602ded64b6c848d0ccc579db94043' 
  AND (
    token = 'YyTwP8k9oDC6UJ/Ix5CYW/l7rNC6Ls1nQogyLP0/pmU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )