UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MuDGf0PELPSbGMbn8mMmC4TowKzG2mplO2SJMqjzO08=' 
WHERE 
  key_id = 'f27e51a8937c16851ea5e2bfdce929e05c561d149666f00e4a8df78ca90c310c' 
  AND (
    token = 'MuDGf0PELPSbGMbn8mMmC4TowKzG2mplO2SJMqjzO08=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )