UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cVj+19lkYqCRFKvbvUBKbPtkStfHDnHUtViKPVPe6DE=' 
WHERE 
  key_id = '94f7518e23cf0be892910e9d3c75273e9222971ece3a28634714834eac95034f' 
  AND (
    token = 'cVj+19lkYqCRFKvbvUBKbPtkStfHDnHUtViKPVPe6DE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )