UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xV6YP0zJiU5NwuDidjrkzoVdpdPaE6vxqYgdk8/bOAA=' 
WHERE 
  key_id = '6c855e9c1bca8b9b1c4badb1e88a6ba79a12c58222ed6fcf00b2a0f603c5dbac' 
  AND (
    token = 'xV6YP0zJiU5NwuDidjrkzoVdpdPaE6vxqYgdk8/bOAA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )