UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qN/s+3dD7bGzLK4agxocq2svjUMUD4R0oOTy8UsG8GE=' 
WHERE 
  key_id = '796915c6eb3ff692d99367f640e4f922813d315276ef93b758410ed9befddbad' 
  AND (
    token = 'qN/s+3dD7bGzLK4agxocq2svjUMUD4R0oOTy8UsG8GE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )