UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MP0q2+eYxQfURnz64ChVH/E7PTAbyJMh6YNW8jNSJwQ=' 
WHERE 
  key_id = '815aed34c9de3314c4a8ceb73cc06944e1488fd8e602a5f49542f58275463310' 
  AND (
    token = 'MP0q2+eYxQfURnz64ChVH/E7PTAbyJMh6YNW8jNSJwQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )