UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QI77tPyLL9OrFk4j2jb01dR6c7oj5oXMhs3LqxDcKTs=' 
WHERE 
  key_id = '6f4e45a2fb4ad1dd6af31773c73a4428e77da0d19f66c40a1398da7bac940cfc' 
  AND (
    token = 'QI77tPyLL9OrFk4j2jb01dR6c7oj5oXMhs3LqxDcKTs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )