UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MIdjbP7mIV1m5mL/2let4kGvtF02lJE/wZvGnrJmRtI=' 
WHERE 
  key_id = '4a94edd35a158717c11e9bbf815c55852f3a59b612ab9ca2b0338d2f674af6b5' 
  AND (
    token = 'MIdjbP7mIV1m5mL/2let4kGvtF02lJE/wZvGnrJmRtI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )