UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/DBi2hDFc19WSPdwTmUion0a2dmFyluRei5zZ4YrCdg=' 
WHERE 
  key_id = '856d457abea029cd43cbdfcea7ac166d4204b29f2127320eba0325a3b7b638cb' 
  AND (
    token = '/DBi2hDFc19WSPdwTmUion0a2dmFyluRei5zZ4YrCdg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )