UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WQCXxL37DGaCInV10o+ey2dTN+Pg23BSkETUEA3toFs=' 
WHERE 
  key_id = '391d1e12e59d4541e624e3c4bd82469f788bc070a2d3bc3c5655a0a517fdf69e' 
  AND (
    token = 'WQCXxL37DGaCInV10o+ey2dTN+Pg23BSkETUEA3toFs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )