UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+A7U2di4WIwyfDa86/xiA0U3aJg9zJ5bm+4NzYK8T+E=' 
WHERE 
  key_id = '468bb2d3565c5f14b762c8faddb8496fe01a464f5f4b3bd651b0e0792f56b02b' 
  AND (
    token = '+A7U2di4WIwyfDa86/xiA0U3aJg9zJ5bm+4NzYK8T+E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )