UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'syvdvgbvL2tl1+jeB9OHjvFKLeZdWLYiL1pkWU0GZ/A=' 
WHERE 
  key_id = '6f794615d9c51cf76b4eefe8b5d5ff3aab5a8e7c2d0fdfcbcff9137741fd8f01' 
  AND (
    token = 'syvdvgbvL2tl1+jeB9OHjvFKLeZdWLYiL1pkWU0GZ/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )