UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QTv/hItCPcE18juA8r1TbetlkQD+TTu+LtoRzvCHoOk=' 
WHERE 
  key_id = '8dc12e5dc542d51b8b85867a48a031975c598a89e012c912fde3d1d644ebeba1' 
  AND (
    token = 'QTv/hItCPcE18juA8r1TbetlkQD+TTu+LtoRzvCHoOk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )