UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vM9StPC0FRuRBmME/YnvYwqSw62jtjldm4saMmp9u0U=' 
WHERE 
  key_id = '137233a2e4234c33b65acec73a708064d4b78b7aafe141538eb390965b4e230a' 
  AND (
    token = 'vM9StPC0FRuRBmME/YnvYwqSw62jtjldm4saMmp9u0U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )