UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QrjePPWDQSMCCHP8TWw40R1yHp9OqOl6DZwRmzcRlEM=' 
WHERE 
  key_id = '91c187c6d2efc0548c77163212b990c17059a23c0afb9b5a282e6e8811fa304e' 
  AND (
    token = 'QrjePPWDQSMCCHP8TWw40R1yHp9OqOl6DZwRmzcRlEM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )