UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6nuuEbK5DZ/9dOHzVW2y1uns6lcGXb+UWzo1j13Ec04=' 
WHERE 
  key_id = '30a0be3e83ebe76d05d8a51ed21a9e5b55a54f826afcb967b002dc71843f7e6b' 
  AND (
    token = '6nuuEbK5DZ/9dOHzVW2y1uns6lcGXb+UWzo1j13Ec04=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )