UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M5kVlPNHKat6wMJrP0w+wIu6sG8kHjEBLm99tLS6j+4=' 
WHERE 
  key_id = '40e3ea002e1acfc9a53c83f5014226c61a0c8e6a0a63c59f86065c184da18e46' 
  AND (
    token = 'M5kVlPNHKat6wMJrP0w+wIu6sG8kHjEBLm99tLS6j+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )