UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VBH+wZlQnse4UTcB8Pi6Ix25KsdSNI0sBBoumOsgPXc=' 
WHERE 
  key_id = '7b02b88351e94d81910c716eb3667c63d32f52e61b33f0977b3c97818b7dbdad' 
  AND (
    token = 'VBH+wZlQnse4UTcB8Pi6Ix25KsdSNI0sBBoumOsgPXc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )