UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U0CW1e3aajry/9oaEohEFXfcajNvelda2Dj9znjQNKQ=' 
WHERE 
  key_id = '5637c9426cd1550f3bffbce25c24934c3b05028497b970dedc1cf027b3117238' 
  AND (
    token = 'U0CW1e3aajry/9oaEohEFXfcajNvelda2Dj9znjQNKQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )