UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BAtD/um16SAQwpYX1+LJP5OhL+VcweXQaMnIZQV0SYw=' 
WHERE 
  key_id = '840612cc9d6c1ebb311c9937182da506a82d55a952ca4b66a200c2c09dc460c9' 
  AND (
    token = 'BAtD/um16SAQwpYX1+LJP5OhL+VcweXQaMnIZQV0SYw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )