UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VMlku2L7RUuZPH/Fd3PTt+ztRfpIqzZajIANMjp+Qok=' 
WHERE 
  key_id = '604dab1a75c5c2b097d83b12cf3c216e683f45a14e7e4ae65bae2942d2a73aec' 
  AND (
    token = 'VMlku2L7RUuZPH/Fd3PTt+ztRfpIqzZajIANMjp+Qok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )