UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gGp7caI6uOOcR9e1gC3EAoFh1GsHtM2fSs66CerZXRg=' 
WHERE 
  key_id = '303aa4737d869dc73175f4c173308399d762ec4bd6309cd3aaf9a53479c19f7e' 
  AND (
    token = 'gGp7caI6uOOcR9e1gC3EAoFh1GsHtM2fSs66CerZXRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )