UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fgkAG3tPexcdThFnofjY5Q96jq4NZuPqVzn0rF2tV88=' 
WHERE 
  key_id = '49f63d83c6cba518f088cf259d70c5634a01d72eef6c4372c2f3b00e2d953a20' 
  AND (
    token = 'fgkAG3tPexcdThFnofjY5Q96jq4NZuPqVzn0rF2tV88=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )