UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KjUllH+hzjhmIx4mnAMuu7U2HPZx74P94ErPAZPNE3w=' 
WHERE 
  key_id = '7d4bb18ac96a9de7b1720fb9c2d0e156c7477b558f45601cb1ef73d0f2cb7334' 
  AND (
    token = 'KjUllH+hzjhmIx4mnAMuu7U2HPZx74P94ErPAZPNE3w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )