UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MdhW2hV3P2GMRDOlMRPzMVItNvH1lMGOCK2whXXP7zg=' 
WHERE 
  key_id = '2a70dbd73d4b927b1877cd46bbc05123edf6cdf962d1bae0237231f90357a69b' 
  AND (
    token = 'MdhW2hV3P2GMRDOlMRPzMVItNvH1lMGOCK2whXXP7zg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )