UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VRvRxA1zkS80QP60bp7ml/pAOWrNYHC42CTUafQ09Cg=' 
WHERE 
  key_id = 'a1e44143b6014a861cd79bb57839a39c38acf16f34b52e86a0aa5676e6a94968' 
  AND (
    token = 'VRvRxA1zkS80QP60bp7ml/pAOWrNYHC42CTUafQ09Cg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )