UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OWzOGyzMhamVWOV98mjNQDFKFyqMXbZXdhpCRtbIam8=' 
WHERE 
  key_id = '1e15536e2afe90cd5af2d8b70ade3a20c883fef8166f062025d2939fcd45b462' 
  AND (
    token = 'OWzOGyzMhamVWOV98mjNQDFKFyqMXbZXdhpCRtbIam8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )