UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '78KIsGSmzCmwfpKNqo19gJ81Xnl5hcrb3VhgHuX3DG0=' 
WHERE 
  key_id = '35482c6df2e522840237d68f1ce0e6bf83460b2364136b27681082519130919a' 
  AND (
    token = '78KIsGSmzCmwfpKNqo19gJ81Xnl5hcrb3VhgHuX3DG0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )