UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n6zLRvpUOhYjYLASvS4tRLif6svfwYj2QnklKXudp0g=' 
WHERE 
  key_id = '7e2994e34e842c0914e9709e0a6ce39137122d77c78fb209bfc19ebb64c10638' 
  AND (
    token = 'n6zLRvpUOhYjYLASvS4tRLif6svfwYj2QnklKXudp0g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )