UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4x3mYgf875A6ttFEO7z0PldMIWc9rjrRq77M6i1pHZA=' 
WHERE 
  key_id = '68aa4193781594243ee0371f0cd2c6dbb1459f03b51ebca5cdf289e46084894b' 
  AND (
    token = '4x3mYgf875A6ttFEO7z0PldMIWc9rjrRq77M6i1pHZA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )