UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OK6F/lsm9JtRQLO99AJ9NFsaiSrF8ni/c0x969dqsTQ=' 
WHERE 
  key_id = 'c4db9993911104cf802bcc54f7afffdf14ab808800143e8d3ba8c97cd7a44f85' 
  AND (
    token = 'OK6F/lsm9JtRQLO99AJ9NFsaiSrF8ni/c0x969dqsTQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )