UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KK7BK40NUT59pO6L2WbHMHCQ9oG/WqWRmeO9g/CQII8=' 
WHERE 
  key_id = '74b15456980328fb3f11b6183215e6a2a3841b56b2ee77b7eb0f6309764ad4d2' 
  AND (
    token = 'KK7BK40NUT59pO6L2WbHMHCQ9oG/WqWRmeO9g/CQII8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00044