UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'smgHXIPy/fuIX31JZytNkJjQAbmRCWKVGpZN5WZPy4w=' 
WHERE 
  key_id = 'c1cd2d7f1e729c0177ef4178e6e58ab984321ea024ce210409f6afec9183591d' 
  AND (
    token = 'smgHXIPy/fuIX31JZytNkJjQAbmRCWKVGpZN5WZPy4w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033