UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zSj7FCwD9VEIMiixbTeGnySDeNZ7blX2z3X6ayk0cK0=' 
WHERE 
  key_id = '06835e06ae4ed695a717de2c1c15cc51ad4f55131fbacb2f6183dbcd99721088' 
  AND (
    token = 'zSj7FCwD9VEIMiixbTeGnySDeNZ7blX2z3X6ayk0cK0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )