UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NojLfXWk+1SrfXS0dIxOPKr6JqNH0oA9XVilH+wyj88=' 
WHERE 
  key_id = '81dd455cf57e30cbc008280617a58e24cdeff050a63a80463cdf4dbb0f5da97d' 
  AND (
    token = 'NojLfXWk+1SrfXS0dIxOPKr6JqNH0oA9XVilH+wyj88=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )