UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uV+Ys6+wqOMwjdTsERQkG7hx01tE8nBZQWkLJaphMfg=' 
WHERE 
  key_id = 'f973f1afa312fd1a9e60508175af52509379c1bfaada13a7283538e78fe95ac2' 
  AND (
    token = 'uV+Ys6+wqOMwjdTsERQkG7hx01tE8nBZQWkLJaphMfg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )