UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LU3d3RVv7/Gc4NlsOP9CGZWhRF9s4AroTkxMOovR+U0=' 
WHERE 
  key_id = 'c406b5088a6f0b7abb9d42947c62f21a30a8923324ea7352a58d46423f3acc6f' 
  AND (
    token = 'LU3d3RVv7/Gc4NlsOP9CGZWhRF9s4AroTkxMOovR+U0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )