UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iEDx3c9dfJz/wa9twNzlUpfv1VaA7QAcgIhpVIgjUDE=' 
WHERE 
  key_id = 'c01f62a514ce3ef6b1cf5830e2974658f5edeeb0641b52d46ded415ef53ebee3' 
  AND (
    token = 'iEDx3c9dfJz/wa9twNzlUpfv1VaA7QAcgIhpVIgjUDE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )