UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G6RnzYpv2wigMHyZyGe1WPtMaaAoTuWiixAEBruTixg=' 
WHERE 
  key_id = '2d4b22c06005ac1ed4125ee293f0b5152e5057e53310334ecd0d8b61d5a29555' 
  AND (
    token = 'G6RnzYpv2wigMHyZyGe1WPtMaaAoTuWiixAEBruTixg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )