UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nWjJHQcpfMkhWe8dQaexjUzjPFcNa8IwlcKNOxdjphc=' 
WHERE 
  key_id = '344235f26e09ce58ed9fad236673374bd20a59629b0a593f15a88c58ca3177dd' 
  AND (
    token = 'nWjJHQcpfMkhWe8dQaexjUzjPFcNa8IwlcKNOxdjphc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )