UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3z7TEfVxlS5R825lBr6UbpZlxsFM9bSQDcDtMo4QVeE=' 
WHERE 
  key_id = '0306ad5b68bf807ed61a1327067d17ab999c737e5e0e16594ae9258934b9024f' 
  AND (
    token = '3z7TEfVxlS5R825lBr6UbpZlxsFM9bSQDcDtMo4QVeE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )