UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rPznrjfAjtpAUQn3zBNJcXrAWmkeX2SAOqmXP2Nf6Ek=' 
WHERE 
  key_id = '6caa301dfa5cb592596d4112bd9e1ed812035968dbc74a59e10b7e33a9813b48' 
  AND (
    token = 'rPznrjfAjtpAUQn3zBNJcXrAWmkeX2SAOqmXP2Nf6Ek=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )