UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ew/Ub5StIjBNIpRtyu89uYl6UsCrmDnxaqMJl6Z/gg4=' 
WHERE 
  key_id = '9fc161c86a8e45a286377f7b0562430e87d1f671580555a4283047ee6d0ea6a2' 
  AND (
    token = 'Ew/Ub5StIjBNIpRtyu89uYl6UsCrmDnxaqMJl6Z/gg4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )