UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xcy1gjHbClPqN+nwsa8RbpTdm9uL3UisB8j6t7FKGy4=' 
WHERE 
  key_id = 'b843b6b908da46f344c6418e620eb91da1f88c6a9eca23878120f79c65c3592d' 
  AND (
    token = 'xcy1gjHbClPqN+nwsa8RbpTdm9uL3UisB8j6t7FKGy4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )