UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ep7a5c1G3PDMxCCgDknESD4wQ5C51IJwEoXQ0S31Qy4=' 
WHERE 
  key_id = 'a9da74a90ca15c4c7916576dc56fd14dc99a1c5353d17470af487928a0637762' 
  AND (
    token = 'Ep7a5c1G3PDMxCCgDknESD4wQ5C51IJwEoXQ0S31Qy4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )