UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O53I7krhl9XXjiQc5HLeCaULqe1qNFpBjj+qmDRfl1o=' 
WHERE 
  key_id = '6d7ce378e03d07593a4b447686af177f64d5075a54f41834ee6b15f3693c69f7' 
  AND (
    token = 'O53I7krhl9XXjiQc5HLeCaULqe1qNFpBjj+qmDRfl1o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )