UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd8Vqqj//qL/xdWcfxpio3lNxk4lnF9X3DBueSSWLphs=' 
WHERE 
  key_id = '74f0f2455d558df2cf7897debd63001dd8fcfdea042167061b6495682f54781d' 
  AND (
    token = 'd8Vqqj//qL/xdWcfxpio3lNxk4lnF9X3DBueSSWLphs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )