UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CY0u/meY9JAg+ljBogZlOpF+xp6XIyFqEu1dGnhXE+U=' 
WHERE 
  key_id = '93c81225a44f32d12b166a5616d47236bcd8f705af3008388f3f0f77cff8f754' 
  AND (
    token = 'CY0u/meY9JAg+ljBogZlOpF+xp6XIyFqEu1dGnhXE+U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00050