UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e38h1hxsG5ZfzU15wnjkAJPwySoVCzHMKgsqIhTJVew=' 
WHERE 
  key_id = 'ea38f0ed3a2bc5fdcf623bc9edb99484ca6cd2a069828aa49239a81dc6d2ef1c' 
  AND (
    token = 'e38h1hxsG5ZfzU15wnjkAJPwySoVCzHMKgsqIhTJVew=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )