UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Uz+v9waqnYcPCjhPVLDCO1SrdL6mCJtP0A1gww6jfs=' 
WHERE 
  key_id = 'd749393543b3065ae19ab0a65793e45a6fd94e2114fb94394b921d4f0c901fa6' 
  AND (
    token = '/Uz+v9waqnYcPCjhPVLDCO1SrdL6mCJtP0A1gww6jfs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )