UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SsMO9KxpiYnppql0Sf85F5in8fem7GL6ZtAB29chBkI=' 
WHERE 
  key_id = 'c91f196028ee5ed8f160e9bf67a49cd2faba3cd7f3b3f327a79329290c5b4998' 
  AND (
    token = 'SsMO9KxpiYnppql0Sf85F5in8fem7GL6ZtAB29chBkI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )