UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8OQ+Wob60F2mLRH5x+aq4zKSRhfNKIAtI8J2sCJLokc=' 
WHERE 
  key_id = '56f836ba12c704de5ffa960a010acd1e55743f21080b7031a429fd103134a8f8' 
  AND (
    token = '8OQ+Wob60F2mLRH5x+aq4zKSRhfNKIAtI8J2sCJLokc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )