UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+6VH4ryP2iYqOC7UaPQXX+vM668KZ5UyaUn+sSrya38=' 
WHERE 
  key_id = '6d6b8f0b4cb8b3d11db2527a22a64c245befed9577615b76983acd475bb352cf' 
  AND (
    token = '+6VH4ryP2iYqOC7UaPQXX+vM668KZ5UyaUn+sSrya38=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )