UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2M3P9t+Hgwg1hZt3xP+vHjXv52OtWqKgNTzgR1CE2fM=' 
WHERE 
  key_id = 'c2d1442abf125a412b2ba6e4afe931e39d2c9680940bb5d5464c9e24ab839455' 
  AND (
    token = '2M3P9t+Hgwg1hZt3xP+vHjXv52OtWqKgNTzgR1CE2fM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )