UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r16zAHGMFL21Y6ouVvKO3l5c4ltvZGLrrUL+IHCNQSo=' 
WHERE 
  key_id = 'f764fed41f73e46f69cc11a13a03654c523c9b397167154dced322e3b02c79f8' 
  AND (
    token = 'r16zAHGMFL21Y6ouVvKO3l5c4ltvZGLrrUL+IHCNQSo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )