UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i5w3IAAufqcqrNwSq5UN3yVAHMo5B+R30SqhATNboSA=' 
WHERE 
  key_id = '1efec364714702b009a73afa5dbb2b7bfb2ab24e30acb6d65ea642652aa2ef12' 
  AND (
    token = 'i5w3IAAufqcqrNwSq5UN3yVAHMo5B+R30SqhATNboSA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00039