UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1jlDyQaiyNadbRwN1M7NdcvuFdne5vAg3gmxfZJdHUE=' 
WHERE 
  key_id = 'a2afd5dde20f0a96edbb2ad7da39480a7c3abbdb779767b7c23aa36b47c4e5c0' 
  AND (
    token = '1jlDyQaiyNadbRwN1M7NdcvuFdne5vAg3gmxfZJdHUE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00057