UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W8BAQETutL9ppG2sTGhuweD1vmblBtkLrtCObCVwwIU=' 
WHERE 
  key_id = '15a9bab5776cdccde2bc56059c2ad6ac842b9c8ad02336fde3cf4dd767a5958b' 
  AND (
    token = 'W8BAQETutL9ppG2sTGhuweD1vmblBtkLrtCObCVwwIU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )