UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KpbVFqihWyvTyl6DduCvIzVBjf4gFl/xhzIhberM1p8=' 
WHERE 
  key_id = 'e6b028436fe97ee2d97944aa904f89cf76aed55acc991f359e6759ff4c8cf500' 
  AND (
    token = 'KpbVFqihWyvTyl6DduCvIzVBjf4gFl/xhzIhberM1p8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )