UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nN1mpHfhl3+mFmFx5nMbFU6AVqOWz5icCoafRWfxuS4=' 
WHERE 
  key_id = '20f9499a263846c7064b973d3bf7fcb0b2a4e43061ba8bf5a1315a665ed77149' 
  AND (
    token = 'nN1mpHfhl3+mFmFx5nMbFU6AVqOWz5icCoafRWfxuS4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )