UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yMhCb3W4lPEryQaVJnVFo5//XkkRWbTJZNyIOM0vlOM=' 
WHERE 
  key_id = '55a2bebd66e1e053a856a65ff2e4ba3b6820e83712f5336c472108c189b2b5da' 
  AND (
    token = 'yMhCb3W4lPEryQaVJnVFo5//XkkRWbTJZNyIOM0vlOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )