UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ig+30g5oDX4RDWuCJBsEmkN7sJCRMjVjGNLNXckpEAg=' 
WHERE 
  key_id = '015412cc8cc67edc97bb7e1a072d58777a4c6ed69913762a5f3db13400c7fd48' 
  AND (
    token = 'Ig+30g5oDX4RDWuCJBsEmkN7sJCRMjVjGNLNXckpEAg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )