UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MxOP6uShD9v8q4msa0FCCp/eH2f0vFwUPiWskctq5AE=' 
WHERE 
  key_id = '10bf20bc2e83dad996dba3fd78d230c796893cf1dbfd9cf0e736c94c986a51b9' 
  AND (
    token = 'MxOP6uShD9v8q4msa0FCCp/eH2f0vFwUPiWskctq5AE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025