UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x6xcZMl0ByGhRlc/4nLT2aJakkE73EdfsHKr1/q5MRg=' 
WHERE 
  key_id = '2d77815c84e08637f09a00812825198c935d23cc536c58272fce879c168c9340' 
  AND (
    token = 'x6xcZMl0ByGhRlc/4nLT2aJakkE73EdfsHKr1/q5MRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )