UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T2FZkOTRQH4FKNmMKjFjdpLpPAxwF8OvNLBLUpYoxD8=' 
WHERE 
  key_id = 'a2ac741bb60c4c66151561d4d199a1de1f6828be810e6772a832b783f9ac1749' 
  AND (
    token = 'T2FZkOTRQH4FKNmMKjFjdpLpPAxwF8OvNLBLUpYoxD8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )