UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2Bk/MxTkeAwapnklx+aSn7x5vuRR95z0cxiHDT2HsGA=' 
WHERE 
  key_id = 'dfc48e957db1beb91d8bd03c66d53b55d3703f3340cb4fcd0ade2ef24e0fc80d' 
  AND (
    token = '2Bk/MxTkeAwapnklx+aSn7x5vuRR95z0cxiHDT2HsGA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028