UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X2z4FGzUwH01J8DyStCB65D9xI4d0hP4vC7jhDWrmpM=' 
WHERE 
  key_id = '31f63bb3acac194620d3d975d4299fa5474a83ac1dc97dd296b1cb7b4eb2db70' 
  AND (
    token = 'X2z4FGzUwH01J8DyStCB65D9xI4d0hP4vC7jhDWrmpM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00052