UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VlM6wtQvPOTGDKSmKztrgTfA25msYwyrj+gjWzIcgJA=' 
WHERE 
  key_id = 'c4c9399e01252b2878738a63dc0ea8cee41ce5a9122fed0cda751fd5ba8d3ea5' 
  AND (
    token = 'VlM6wtQvPOTGDKSmKztrgTfA25msYwyrj+gjWzIcgJA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )