UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aj1sx5Az9SQ6/+MazeDmYwqOMLaGlBSyBt2qnbBR9D0=' 
WHERE 
  key_id = '683b9b28178388406c30c6c3b1ab8fcce3c178cf243f6f4dd293b055d94c237d' 
  AND (
    token = 'aj1sx5Az9SQ6/+MazeDmYwqOMLaGlBSyBt2qnbBR9D0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )