UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u+gp03wPgFF4EFcY1QEvzwixjVMPeSv6eb5FPfRwdcY=' 
WHERE 
  key_id = '5a3ac56ed7f744fa7176230075266dd84580856b6f1b94b09d0e2a970cd6ae1f' 
  AND (
    token = 'u+gp03wPgFF4EFcY1QEvzwixjVMPeSv6eb5FPfRwdcY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )