UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ymVZEJ3j4kQOSQPkmQ/3TF7aXLxWeQBudOlONv8yWa4=' 
WHERE 
  key_id = 'e653c2dde2560f1af6d37a3e4fc77c22bcf71a2b149cd45b8ff3d30b2188ee63' 
  AND (
    token = 'ymVZEJ3j4kQOSQPkmQ/3TF7aXLxWeQBudOlONv8yWa4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00044