UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QwyT7hyASXS08CDQoFHCgTQsCSlIUYvs0fkOqDWoYSs=' 
WHERE 
  key_id = '4c19bbcafb6531f16f5f3a3e2e42545edb40f9d86ff76902abdaa3408cca8965' 
  AND (
    token = 'QwyT7hyASXS08CDQoFHCgTQsCSlIUYvs0fkOqDWoYSs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )