UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U5HksVI/CYO+mspc7ik0sxr1E0iPdmcxl7MUz+cH340=' 
WHERE 
  key_id = '7ebdea8f5e889637fcf4f05659c0469c6b2ae2acea27247f4075535eb4df5651' 
  AND (
    token = 'U5HksVI/CYO+mspc7ik0sxr1E0iPdmcxl7MUz+cH340=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )