UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xdv7nnlNkjOTlBr8s9z472qD1YEQYroXcgbx4K6mSYw=' 
WHERE 
  key_id = '2647ec9c5b306de9973030f319996480175e7d9713bfa268a381d3d479489739' 
  AND (
    token = 'xdv7nnlNkjOTlBr8s9z472qD1YEQYroXcgbx4K6mSYw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )