UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2KgtGr1Nitmngk9f+ebg4Rok7LGOfRZ3dqL6hl/NErk=' 
WHERE 
  key_id = '2bdf6136722ea954da261a185ce4e10d829cb2709d2dae83f9ac5384ce4e935b' 
  AND (
    token = '2KgtGr1Nitmngk9f+ebg4Rok7LGOfRZ3dqL6hl/NErk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )