UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JWzmMdYztdQ5f18XHjWJnr2uEMlXYcgIvSo0sbrHRJg=' 
WHERE 
  key_id = '4b9bec14ad97a40bb8d7eb9137cdf2404b885ae1d641f8492ad6e9e259befc78' 
  AND (
    token = 'JWzmMdYztdQ5f18XHjWJnr2uEMlXYcgIvSo0sbrHRJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )