UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FD4t+5gu2+FW/UyeSZF/q6/MySSUhoCCsf66mrTJ9m0=' 
WHERE 
  key_id = '0f75cf428f63b14ad8363a812be7f47027a26532d4228196d6c92301bf008e12' 
  AND (
    token = 'FD4t+5gu2+FW/UyeSZF/q6/MySSUhoCCsf66mrTJ9m0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040