UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rwpcg4aeUFpU15figMP7d1Yfl5dKxWpOh2a9hHAndgE=' 
WHERE 
  key_id = 'a5d7c71d44fe7fea34dda75a1b703ecc82225f3d3a7779b91f93c6d25930c18c' 
  AND (
    token = 'Rwpcg4aeUFpU15figMP7d1Yfl5dKxWpOh2a9hHAndgE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )