UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rn6BfNaI3kUcjxxXOQcTKa6Iu0Sx7GZcjfaEgIk7lz0=' 
WHERE 
  key_id = '3a522ef95e25b7ba688a6e54113047c0c0c47fad1563df077ced321a4538790a' 
  AND (
    token = 'rn6BfNaI3kUcjxxXOQcTKa6Iu0Sx7GZcjfaEgIk7lz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )