UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IitvvL686VbEQpDWku7r8gqUSwD2b4VG0vPNbUuOfSY=' 
WHERE 
  key_id = '34960c75a02ec8094d95551539b8bf5b4606fdf5ab4f06951c0102b9990bb0ff' 
  AND (
    token = 'IitvvL686VbEQpDWku7r8gqUSwD2b4VG0vPNbUuOfSY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )