UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4U9nAJfKMCJXBhWQC8xrk7e8g2D6jOCeFfmFLYultCM=' 
WHERE 
  key_id = '56d6b0250d536c83462fd401c8d8fb42f18bd3ce4b5b14a3c01649b2cc4ea827' 
  AND (
    token = '4U9nAJfKMCJXBhWQC8xrk7e8g2D6jOCeFfmFLYultCM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )