UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R6VFFL9txGaW+kG9IS6a3e37Eafm3I/3W4SXgbdVnB0=' 
WHERE 
  key_id = '4d1f8cd850906375a0ff56527c18abfd0d40d4f5de205c6cd62d015056dc8dd5' 
  AND (
    token = 'R6VFFL9txGaW+kG9IS6a3e37Eafm3I/3W4SXgbdVnB0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )