UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Og9UmvqS2RtfOKgt7Jbik2FyfbuWQejD2PTO8IU4AhY=' 
WHERE 
  key_id = '50f9d4e112f61b7c9d71659595fd500fc858cd972a55fd2e36dffd4d2a7df52a' 
  AND (
    token = 'Og9UmvqS2RtfOKgt7Jbik2FyfbuWQejD2PTO8IU4AhY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )