UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's7Ol19PeOaLa5EGk7dG+UATtbXEph5ADL2XrKXxjEOU=' 
WHERE 
  key_id = '856dec0d476a768f90f2d39000b338ccfbd94a1ee41aaf184eb4f83a15d99f6f' 
  AND (
    token = 's7Ol19PeOaLa5EGk7dG+UATtbXEph5ADL2XrKXxjEOU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )