UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'J+xS0hzzdq8X4ZYcNDFH60DTLZiszkTKmGnhSztPEAE=' 
WHERE 
  key_id = '6e46b439a1b4e2b6e1cfeae148546b9723fb33446d68d326990b1811448b8799' 
  AND (
    token = 'J+xS0hzzdq8X4ZYcNDFH60DTLZiszkTKmGnhSztPEAE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )