UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k4RYyBcl0+UMDgklUxJAPz2N3acEqonbxUeZNiM8CDQ=' 
WHERE 
  key_id = 'b649079063f36246fec41467f8c7e6bbea77e2b78af51fe8679793a17cf4ef2d' 
  AND (
    token = 'k4RYyBcl0+UMDgklUxJAPz2N3acEqonbxUeZNiM8CDQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )