UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I75DuVnAAT2H4qv4k2tyOkzJmK9vDru3LC39bU2OWv0=' 
WHERE 
  key_id = 'b88cdc69b6580cd30655d3a406db75ffdc103919732bbcf9792873154b13578d' 
  AND (
    token = 'I75DuVnAAT2H4qv4k2tyOkzJmK9vDru3LC39bU2OWv0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )