UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2bEZputXQiQQvMrUPMHVMqEnN2esARWveRg6J8WLUqI=' 
WHERE 
  key_id = 'e55aa0196d3ac5a1f40dfc1d973d53e11d40bd3917dfd2d1871229870c78f1e9' 
  AND (
    token = '2bEZputXQiQQvMrUPMHVMqEnN2esARWveRg6J8WLUqI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )