UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RWKXVzD4OBJhhnrBFyyy8b86gNw4S2bwt+euxWr3z5U=' 
WHERE 
  key_id = '726b7558237df5b60befb10edd44834775788a2baa880f9b7d2373e6fbcf2760' 
  AND (
    token = 'RWKXVzD4OBJhhnrBFyyy8b86gNw4S2bwt+euxWr3z5U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )