UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S3+9+tmnGvAAfgAXzhH3LpvFAWjA6teqvH7yzt1m9i4=' 
WHERE 
  key_id = '234c1fda2acdd676cae354df3323a12b7cceb330ebb1256ab094a54032a1c182' 
  AND (
    token = 'S3+9+tmnGvAAfgAXzhH3LpvFAWjA6teqvH7yzt1m9i4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )