UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r4SUp86GXbCiRfmmWPRLgJWwC2YmjOBgFvXAQaeg/6k=' 
WHERE 
  key_id = 'af8fe75302ca209151ef103888a6fa2de06795d5c1bbc5b53628ee32ef37f24c' 
  AND (
    token = 'r4SUp86GXbCiRfmmWPRLgJWwC2YmjOBgFvXAQaeg/6k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )