UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U5Ar//sJBxpkUbA5ZtgSx1tyPjQhhds5Ys7421uMOWQ=' 
WHERE 
  key_id = 'c9b1b9dbf35549b11f8ba40c87148b8c91c3235f8e55ccf5d6ae8d43bc08a369' 
  AND (
    token = 'U5Ar//sJBxpkUbA5ZtgSx1tyPjQhhds5Ys7421uMOWQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )