UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eDWcN/W23lVCrPc49M+1/zxvHG8rNrXVlf8JMr0HIxg=' 
WHERE 
  key_id = '4ddd045e2777f997b1563446e69302e93952f9c7c65e502d44acb103effcb3a2' 
  AND (
    token = 'eDWcN/W23lVCrPc49M+1/zxvHG8rNrXVlf8JMr0HIxg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )