UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H76wGxDsriJGpSdn2+pXXvgY75QVv84Ps9B4ZTI5E+w=' 
WHERE 
  key_id = '21e7b7778e66a0413b33155a1bad7e1a3be30bee57d06752fbf42ba4e45b0f87' 
  AND (
    token = 'H76wGxDsriJGpSdn2+pXXvgY75QVv84Ps9B4ZTI5E+w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )