UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RPQw94DnTCCgnyPTKXEJSRYyHVC2DPGRb3qRuUSg5MI=' 
WHERE 
  key_id = 'f40a655596466102857a8163d1887d58cdce0e78a5236df1fbb799a6e198f2e3' 
  AND (
    token = 'RPQw94DnTCCgnyPTKXEJSRYyHVC2DPGRb3qRuUSg5MI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )