UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'J9zkIdZ56lRbFhxr/JzU0BJ5MOlfLevZhIbCNgkYBJM=' 
WHERE 
  key_id = '51f8eba69b1e064ab154955208f25cb220c8a7452f0eba9f608f05ecf83ab736' 
  AND (
    token = 'J9zkIdZ56lRbFhxr/JzU0BJ5MOlfLevZhIbCNgkYBJM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )