UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SIF5QW7w/tPl75QN3edFMs/EDA8YiIe4m5/jGbpl6EI=' 
WHERE 
  key_id = '5b29f5150f60fe3ecd30b58e01eb6099f8eb90544ec9231f4f3e35cdd8458e28' 
  AND (
    token = 'SIF5QW7w/tPl75QN3edFMs/EDA8YiIe4m5/jGbpl6EI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023