UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VCR6XYlbbBNs+/uhrUGCeMnI/zMD7BC3938buxi0eGI=' 
WHERE 
  key_id = '52c6a7b280ab1fe1b87aa43481f281e49a5cb1be0b44d4d28035e97a3b87d7a3' 
  AND (
    token = 'VCR6XYlbbBNs+/uhrUGCeMnI/zMD7BC3938buxi0eGI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )