UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KLHBZVzfUfJ7rqfRAzCahFjNwzB1ntARZs+atzr0fVk=' 
WHERE 
  key_id = '8e282173f269fb7fc5799f3f0d209910617c2351f84097af35d7965c8cfd789b' 
  AND (
    token = 'KLHBZVzfUfJ7rqfRAzCahFjNwzB1ntARZs+atzr0fVk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )