UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K/51vvQDmYwwKAeRCYDOnKFCtwY+j1CtGw11E9EnNZo=' 
WHERE 
  key_id = '53f8a6ae5fd57c7549c88c44197f96111d3cefd7530d0983f31d648377c1f28e' 
  AND (
    token = 'K/51vvQDmYwwKAeRCYDOnKFCtwY+j1CtGw11E9EnNZo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )