UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1ChUDxnphqBnslWiS05L7GhR3q9VcxyRJvlqK4qq9VQ=' 
WHERE 
  key_id = 'd1235c57b853e8c2a7606a8b3c70079f631f0e3423e65e5781f6de6157656797' 
  AND (
    token = '1ChUDxnphqBnslWiS05L7GhR3q9VcxyRJvlqK4qq9VQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )