UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0reaAzOZk4Ba7RtYiOP+Pj7q9o4xgB+l/G15Acwg7jg=' 
WHERE 
  key_id = 'f68dad79d2f5d0cdcd7c9ffdebf5f6a444fb5f1a2c165aaabee58365c8947a34' 
  AND (
    token = '0reaAzOZk4Ba7RtYiOP+Pj7q9o4xgB+l/G15Acwg7jg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020