UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mhl/iwbEYEPzSQLx+0ofEnl0m7K7n0zPoK+F7wEQ/0o=' 
WHERE 
  key_id = 'e7f35480f10e9615329a8091d262773c7df21a220dd790b828ceedaad17a8ab6' 
  AND (
    token = 'mhl/iwbEYEPzSQLx+0ofEnl0m7K7n0zPoK+F7wEQ/0o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )