UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2eZ4RGTYcmziBXBlvdMsDZzqEXYnPW6BNuGGBgMOaOQ=' 
WHERE 
  key_id = 'c8a78388e5a93d1765b52226d506ddb3bd0e24af870e5815450ace012ea25834' 
  AND (
    token = '2eZ4RGTYcmziBXBlvdMsDZzqEXYnPW6BNuGGBgMOaOQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )