UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HTG4+wGFDC9ZQ958FGJwpoW5s4usLR8RC34vAkpO0kM=' 
WHERE 
  key_id = '0c5b157ebd785f85b5794c3fa887da3095b14f396145b452b0c81de694a66456' 
  AND (
    token = 'HTG4+wGFDC9ZQ958FGJwpoW5s4usLR8RC34vAkpO0kM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037