UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4lbEgcFSpkV8kWOLZmz5k9MAUB3hmuSoX7HIpoPNe0w=' 
WHERE 
  key_id = 'f7dbb43cb774c9d80945efded3c68a6920c3b6622359ffb2894fe62a4b51d5ad' 
  AND (
    token = '4lbEgcFSpkV8kWOLZmz5k9MAUB3hmuSoX7HIpoPNe0w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036