UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rqn/06t+UKRRZaD5CpWjZ3P0Q/+Uyy1Kr/i3OTIC0vE=' 
WHERE 
  key_id = '239f916aa1ef6bfa85cc05faf7be827e2e9eba05b13c3171aff0ba023d9b0855' 
  AND (
    token = 'Rqn/06t+UKRRZaD5CpWjZ3P0Q/+Uyy1Kr/i3OTIC0vE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )