UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GlWzLPHnGNb1l9VdFtZxlLx4nkSqGDo/4kvDy4We6rY=' 
WHERE 
  key_id = '49cd0686bb4b1291ccca611981df5c5549bfefb37510fa80e5c553886cfd3696' 
  AND (
    token = 'GlWzLPHnGNb1l9VdFtZxlLx4nkSqGDo/4kvDy4We6rY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )