UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BFOm3F9H+od09U3v8reawymrardiktiASQ0VQm1w/ok=' 
WHERE 
  key_id = '4d042e257ae41d61e5241cbd94b1f995204c01f26de324dde41ffd4020743b8f' 
  AND (
    token = 'BFOm3F9H+od09U3v8reawymrardiktiASQ0VQm1w/ok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )