UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c93mFo/q4HyUHbEKo6f3cQ5rKva9ZT6XCcdmVigxlkA=' 
WHERE 
  key_id = '9c406462d79f48eeb937b6796165b582cf1c7467280cd84dccb6e0e6036c1bd1' 
  AND (
    token = 'c93mFo/q4HyUHbEKo6f3cQ5rKva9ZT6XCcdmVigxlkA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )