UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r82x7/LIaGqHMCqUonsY69ydbylDqdtpwP7dCBaZbJQ=' 
WHERE 
  key_id = '4d7142f45d03dfa8d55b4a14ba5ff6cf3c7c96611ef963d392eb2fed8c72f305' 
  AND (
    token = 'r82x7/LIaGqHMCqUonsY69ydbylDqdtpwP7dCBaZbJQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )