UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iiU6PUVeWoKD8noHXXsWPOoDs6LdcnZjYPo5nhg/mGg=' 
WHERE 
  key_id = '7976b0b095297d61630741fb53e225913dcbbbf141e835d051df27f3daffe477' 
  AND (
    token = 'iiU6PUVeWoKD8noHXXsWPOoDs6LdcnZjYPo5nhg/mGg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )