UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xL/H511zaqEVlEGz13nfEfNYUG26/QD3f8Er5T6JrTs=' 
WHERE 
  key_id = '51b0cde0957593eb8b1ccdd6c2c45615bb07cad09aa57282c7a5fc2ab9699c4e' 
  AND (
    token = 'xL/H511zaqEVlEGz13nfEfNYUG26/QD3f8Er5T6JrTs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )