UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ipfaDqL2463DiCKQj8wGSJ8680AZ2fjOqtUzBGfWHR8=' 
WHERE 
  key_id = 'c447079cb88fb6d4c8583a14c817c10c4d53c41acd7fbcd3070ed4202873ed75' 
  AND (
    token = 'ipfaDqL2463DiCKQj8wGSJ8680AZ2fjOqtUzBGfWHR8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034